CHN_2005_GYTS_v01_M DDI_CHN_2005_GYTS_v01_M Yue Wu Melanie Cowan 2020-06-17 Nesstar Publisher Version 1.0 (June 2020). Global Youth Tobacco Survey 2005 Puyang, Shanghai, Tianjin and Zhuahai GYTS 2005 CHN_2005_GYTS_v01 Chinese Center for Disease Control and Prevention Nesstar Publisher World Health Organization US Centers for Disease Control and Prevention NCD Surveillance Team Global Youth Tobacco Survey This is the second GYTS conducted by China. Public-use dataset adolescents noncommunicable diseases risk factors health surveys tobacco Global Youth Tobacco Survey (GYTS) The GYTS is a school-based survey which uses a self-administered questionnaire to monitor tobacco use among youth and to guide the implementation and evaluation of tobacco prevention and control programmes. China Puyang, Shanghai, Tianjin and Zhuahai Individuals School-going adolescents aged 13-15 years. Sample survey data [ssd] self-administered All data processing (scanning, cleaning, editing, and weighting) was conducted at the US Centers for Disease Control. The data is being distributed without warranty of any kind. The responsibility for the use of the data lies with the user. In no event shall the World Health Organization be liable for damages arising from its use. CHINA_PUYANG.NSDstat Puyang subnational public-use dataset 2933 73 Nesstar 200801 CHINA_SHANGHAI.NSDstat Shanghai subnational public-use dataset 3110 73 Nesstar 200801 CHINA_TIANJIN.NSDstat Tianjin subnational public-use dataset 2727 73 Nesstar 200801 CHINA_ZHUHAI.NSDstat Zhuahai subnational public-use dataset 3302 73 Nesstar 200801 finalwgt 2933 0 38.1064533330353 2 38.1064533331118 1 38.1064533331133 47 38.1064533331377 1 38.1064533332441 2 38.1064533332581 36 38.1064533333128 2 38.1064533333465 1 38.6357096298176 70 39.3766684445419 56 40.6468835554753 28 43.0858399991142 1 43.085839999741 2 43.08584 1 43.0858400000274 1 43.7921652456384 1 46.2193556363481 1 51.6763104165693 48 51.6763104170779 25 51.6763104173211 56 51.6763104176238 58 51.6763104176238 24 51.6763104176316 43 51.6763104176645 64 51.6763104178946 23 51.6763104179187 57 51.6763104179475 23 52.5234630471132 29 52.5991016754108 28 52.7309289975656 20 52.7892271657996 23 52.7892271658863 18 52.7892271659055 31 52.7892271659415 22 52.7892271660888 1 52.7892271660956 18 52.7892271661082 33 52.789227166184 39 52.7892271661945 40 52.7892271662307 31 52.7892271663758 42 52.7892271663785 34 52.7892271663849 21 52.7892271665614 21 52.7892271666908 14 52.7892271673323 31 52.7988619455975 45 52.7988619461172 40 52.7988619463656 55 52.7988619466749 52 52.798861946675 20 52.7988619466829 53 52.7988619467165 51 52.7988619469516 35 52.7988619469762 34 52.7988619470056 24 52.8411245282939 2 53.4582521564426 30 53.6644170602404 23 53.7416987674879 23 53.8294900183581 19 53.8763897414951 23 54.3039194222196 31 54.6195123589154 27 54.9988145277864 29 55.1213977788071 26 55.4345875388954 15 55.4835498425851 19 55.7929155308605 29 55.7929155309522 30 55.7929155309724 19 55.7929155310104 19 55.7929155311733 18 55.7929155311866 24 55.7929155312668 37 55.7929155312779 34 55.7929155313161 24 55.792915531469 1 55.7929155314695 13 55.7929155314724 31 55.7929155314791 19 55.7929155316656 22 55.7929155318024 25 55.7929155324804 18 56.3187860764618 34 56.63877917915 22 58.6595956095708 35 59.9338432912046 33 62.8221812920133 25 63.3766071159538 15 64.1868517783107 22 64.7533212553561 31 67.9750889673721 21 67.9750889675085 21 67.9750889675548 28 67.9750889677209 39 67.9750889677533 13 67.9750889677695 41 67.9750889678671 25 67.9750889681136 18 67.9750889681142 19 67.9750889683531 15 67.9750889693458 35 73.5254237282317 21 73.5254237283792 17 73.5254237284293 20 73.5254237286089 28 73.525423728644 24 73.5254237286615 29 73.5254237287671 27 73.5254237288322 1 73.5254237290337 13 73.5254237290343 17 73.5254237292927 16 73.525423729473 1 73.5254237303665 18 Tried smoking 2876 57 1 yes 673 2 no 2203 Sysmiss 57 Age first cigarette 2858 75 1 I have never smoked cigarettes 2298 2 7 years old or younger 132 3 8 or 9 years old 106 4 10 or 11 years old 75 5 12 or 13 years old 127 6 14 or 15 years old 99 7 16 years old or older 21 Sysmiss 75 Smoked past 30 days 2858 75 1 0 days 2744 2 1 or 2 days 52 3 3 to 5 days 19 4 6 to 9 days 7 5 10 to 19 days 15 6 20 to 29 days 13 7 all 30 days 8 Sysmiss 75 Cigarettes per day 2887 46 1 I did not smoke cigarettes during the past 30 days 2763 2 Less than 1 cigarette per day 41 3 1 cigarette per day 26 4 2 to 5 cigarettes per day 39 5 6 to 10 cigarettes per day 11 6 11 to 20 cigarettes per day 2 7 More than 20 cigarettes per day 5 Sysmiss 46 Obtain cigarettes past 30 days 2914 19 1 I did not smoke any cigarettes during the past 30 days 2753 2 I bought them in a store, shop or from a street vendor 55 3 I bought them from a vending machine 4 4 I gave someone else money to buy them for me 7 5 I got them from someone else 20 6 I stole them 1 7 An older person gave them to me 44 8 I got them some other way 30 Sysmiss 19 Usual brand of cigarettes 2924 9 1 I did not smoke cigarettes during the past 30 days (one month) 2780 2 No usual brand 49 3 "Zhonghua" brand 6 4 "Zhongnanhai" brand 2 5 "Hongtanshan" brand 5 6 "Sanwu" brand 1 7 "Marlboro" brand 2 8 Other 79 Sysmiss 9 Usually pay for pack of 20 cigarettes 2930 3 1 I don’t smoke cigarettes 2601 2 I don’t buy cigarettes, or I don’t buy them in packs 193 3 Less then 3 yuan RMB 92 4 3 to 5 yuan RMB 32 5 6 to 8 yuan RMB 3 6 9 to 10 yuan RMB 3 7 11 to 20 yuan RMB 2 8 4 Sysmiss 3 Spent on cigarettes past 30 days 2900 33 1 I don’t smoke cigarettes 2520 2 I don’t buy my cigarettes 288 3 Less than 5 yuan RMB 57 4 5 to 10 yuan RMB 14 5 11 to 15 yuan RMB 9 6 16 to 20 yuan RMB 7 7 21 to 50 yuan RMB 2 8 More than 50 yuan RMB 3 Sysmiss 33 Usual monthly pocket money 2915 18 1 I don’t receive any pocket money (or income, allowance, etc) 928 2 Less than 8 yuan RMB 1343 3 8 to 40 yuan RMB 525 4 41 to 80 yuan RMB 64 5 81 to 160 yuan RMB 43 6 161 to 240 yuan RMB 7 7 More than 240 yuan RMB 5 Sysmiss 18 Refused to sell cigarettes due to age 2922 11 1 I did not try to buy cigarettes during the past 30 days (one month) 2613 2 Yes, someone refused to sell me cigarettes because of my age 57 3 No, my age did not keep me from buying cigarettes 252 Sysmiss 11 Used other tobacco past 30 days 2913 20 1 Yes 118 2 No 2795 Sysmiss 20 Where usually smoke 2920 13 1 I have never smoked cigarettes 2617 2 At home 70 3 At school 42 4 At work 5 5 At friends' houses 48 6 At social events 18 7 In public spaces (e.g. parks, shopping centres, street corners) 30 8 Other 90 Sysmiss 13 Smoking first thing morning 2928 5 1 I have never smoked cigarettes 2449 2 I no longer smoke cigarettes 289 3 No, I don't have or feel like having a cigarette first thing in the morning 163 4 Yes, I sometimes have or feel like having a cigarette first thing in the morning 24 5 Yes, I always have or feel like having a cigarette first thing in the morning 3 Sysmiss 5 Think you are a smoker 2921 12 1 No, I am not 2618 2 I have already quit sucessfully 133 3 I am occasionally a smoker 142 4 I am often a smoker 14 5 I smoke every day 14 Sysmiss 12 Parents know you smoke 2919 14 1 I do not smoke 2521 2 They know 119 3 They do not know 279 Sysmiss 14 Parents smoke 2920 13 1 None 944 2 Both 74 3 Father only 1870 4 Mother only 10 5 I don't know 22 Sysmiss 13 Friends offered cigarette 2924 9 1 Definitely not 2579 2 Probably not 138 3 Probably yes 162 4 Definitely yes 45 Sysmiss 9 Family discussed harmful effects of smoking 2921 12 1 Yes 1974 2 No 947 Sysmiss 12 Think will smoke in next 12 months 2929 4 1 Definitely not 2619 2 Probably not 160 3 Probably yes 107 4 Definitely yes 43 Sysmiss 4 Think will smoke in 5 years 2925 8 1 Definitely not 2346 2 Probably not 267 3 Probably yes 234 4 Definitely yes 78 Sysmiss 8 Lower tar cigarette less harmful 2899 34 1 Yes 876 2 No 1023 3 no difference 1000 Sysmiss 34 Think difficult for smoker to quit 2918 15 1 Not difficult 2257 2 Possibly not difficult 336 3 Possibly difficult 225 4 Difficult 100 Sysmiss 15 Difficult to quit smoking 2901 32 1 Definitely not 522 2 Probably not 342 3 Probably yes 715 4 Definitely yes 1322 Sysmiss 32 Number of friends boys who smoke 2907 26 1 More friends 890 2 Less friends 1512 3 No difference from non-smokers 505 Sysmiss 26 Number of friends girls who smoke 2922 11 1 More friends 207 2 Less friends 2426 3 No difference from non-smokers 289 Sysmiss 11 Smoking helps people feel comfortable socially 2908 25 1 More comfortable 148 2 Less comfortable 2566 3 No difference from non-smokers 194 Sysmiss 25 Boys smoking more or less attractive 2898 35 1 More attractive 874 2 Less attractive 1726 3 No difference from non-smokers 298 Sysmiss 35 Girls smoking more or less attractive 2922 11 1 More attractive 603 2 Less attractive 2121 3 No difference from non-smokers 198 Sysmiss 11 Smoking weight change 2903 30 1 Gain weight 124 2 Lose weight 2356 3 No difference 423 Sysmiss 30 Smoking harmful to health 2918 15 1 Definitely not 95 2 Probably not 64 3 Probably yes 132 4 Definitely yes 2627 Sysmiss 15 Closest friends smoke 2921 12 1 None of them 1866 2 Some of them 899 3 Most of them 122 4 All of them 34 Sysmiss 12 Opinion of man smoking 2890 43 1 Lacks confidence 855 2 Stupid 1226 3 Loser 498 4 Successful 28 5 Intelligent 15 6 Macho 268 Sysmiss 43 Opinion of woman smoking 2919 14 1 Lacks confidence 639 2 Stupid 1429 3 Loser 686 4 Successful 17 5 Intelligent 6 6 Sophisticated 142 Sysmiss 14 Safe to smoke for only a year or two 2912 21 1 Definitely not 1265 2 Probably not 490 3 Probably yes 549 4 Definitely yes 608 Sysmiss 21 Smoke can prevent SARS 2883 50 1 Yes 184 2 No 1602 3 I don't know 1097 Sysmiss 50 Smoke from other cigarettes harmful 2908 25 1 Definitely not 267 2 Probably not 96 3 Probably yes 326 4 Definitely yes 2219 Sysmiss 25 Ask permission to smoke 2894 39 1 Yes 1479 2 No 462 3 I don't know 953 Sysmiss 39 Permit someone to smoke 2903 30 1 Yes 213 2 No 2369 3 I don't know 321 Sysmiss 30 People smoke in home 2904 29 1 0 1919 2 1 to 2 days 644 3 3 to 4 days 158 4 5 to 6 days 44 5 7 days 139 Sysmiss 29 People smoke outside home 2910 23 1 0 1882 2 1 to 2 days 662 3 3 to 4 days 169 4 5 to 6 days 49 5 7 days 148 Sysmiss 23 Ban smoking in public places 2888 45 1 Yes 1819 2 No 1069 Sysmiss 45 Want to stop smoking 2898 35 1 I have never smoked cigarettes 2380 2 I do not smoke now 339 3 Yes 135 4 No 44 Sysmiss 35 Try to quit but find impossible 2927 6 1 I do not smoke 2489 2 I already successfully quit 267 3 Yes, it is true 65 4 No 106 Sysmiss 6 Times tried to quit 2922 11 1 I do not smoke 2499 2 I have not tried to quit 176 3 1 to 3 times 197 4 more than 4 times 50 Sysmiss 11 Tried to stop smoking past year 2920 13 1 I have never smoked cigarettes 2434 2 I did not smoke during the past year 228 3 Yes 160 4 No 98 Sysmiss 13 Time since stop smoking 2928 5 1 I have never smoked cigarettes 2512 2 I have not stopped smoking 98 3 1-3 months 127 4 4-11 months 32 5 One year 35 6 2 years 34 7 3 years or longer 90 Sysmiss 5 Main reason to stop smoking 2924 9 1 I have never smoke 2475 2 I have not stopped smoking 47 3 To improve my health 270 4 To save money 10 5 Because my family does not like it 41 6 Because my friends do not like it 23 7 Other 58 Sysmiss 9 Stop smoking if wanted to 2901 32 1 I have never smoked cigarettes 2457 2 I have already stopped smoking cigarettes 222 3 Yes 193 4 No 29 Sysmiss 32 Received help/advice to stop smoking 2925 8 1 I have never smoked cigarettes 2487 2 Yes, from a program or professional 39 3 Yes, from a friend 59 4 Yes, from a family member 50 5 Yes, from both programs or professionals and from friends or family members 30 6 No 260 Sysmiss 8 Anti-smoking media messages 2890 43 1 A lot 595 2 A few 1157 3 None 1138 Sysmiss 43 Anti-smoking messages radio 2907 26 1 I do not listen to radio 744 2 a lot 375 3 a few 994 4 none 794 Sysmiss 26 Anti-smoking messages events 2921 12 1 I never go to sports events, fairs, concerts, community events, or social gatherings 912 2 A lot 348 3 Sometimes 957 4 Never 704 Sysmiss 12 See actors smoking 2920 13 1 I never watch TV, videos, or movies 129 2 A lot 869 3 Sometimes 1602 4 Never 320 Sysmiss 13 Own something with a cigarette brand logo 2869 64 1 Yes 214 2 No 2655 Sysmiss 64 See cigarette brand names on TV 2918 15 1 I never watch TV 182 2 A lot 281 3 Sometimes 1136 4 Never 1319 Sysmiss 15 Cigarette advertisements billboards 2884 49 1 A lot 208 2 A few 924 3 None 1752 Sysmiss 49 Cigarette advertisements in newspapers or magazines 2889 44 1 A lot 165 2 A few 677 3 None 2047 Sysmiss 44 Cigarette advertisements events 2912 21 1 I never attend sports events, fairs, concerts, or community events 877 2 A lot 193 3 Sometimes 588 4 Never 1254 Sysmiss 21 Offered free cigarette 2845 88 1 Yes 117 2 No 2728 Sysmiss 88 Anti-smoking billboards school 2888 45 1 Yes 506 2 No 1557 3 I don't know 825 Sysmiss 45 Anti-smoking activities school 2914 19 1 Yes 1002 2 No 1342 3 I don't know 570 Sysmiss 19 Services for student who want to quit 2910 23 1 Definitely not 847 2 Probably not 1243 3 Probably yes 820 4 Definitely yes 0 Sysmiss 23 In school learnt smoking harmful 2919 14 1 Yes 649 2 No 1484 3 I don't know 786 Sysmiss 14 Taught dangers of smoking 2917 16 1 Yes 1947 2 No 746 3 Not sure 224 Sysmiss 16 Discuss why people your age smoke 2912 21 1 Yes 888 2 No 1710 3 Not sure 314 Sysmiss 21 Taught effects of smoking 2920 13 1 Yes 1130 2 No 1160 3 Not sure 630 Sysmiss 13 Time since last lesson discuss smoking and health 2918 15 1 Never 1752 2 This term 823 3 Last Term 235 4 2 terms ago 99 5 3 terms ago 3 6 More than a year ago 6 Sysmiss 15 Custom age 2901 32 1 11 years old or younger 213 2 12 years old 378 3 13 years old 459 4 14 years old 633 5 15 years old 575 6 16 years old 478 7 17 years old or older 165 Sysmiss 32 Sex 2897 36 1 Male 1391 2 Female 1506 Sysmiss 36 Grade/form 2933 0 1 Elementary Grade 5 0 2 Elementary Grade 6 0 3 Middle Grade 1 1635 4 Middle Grade 2 789 5 Middle Grade 3 509 6 High Grade 1 0 stratum 2933 0 200401001 187 200401002 56 200401003 40 200401004 170 200401005 147 200401006 102 200401007 50 200401008 153 200401009 139 200401010 96 200401011 163 200401012 232 200501001 197 200501002 133 200501003 307 200501004 297 200501005 213 200501006 251 psu 2933 0 1 211 2 173 3 124 4 65 5 166 6 181 7 223 8 244 9 188 10 172 11 126 12 227 13 3 14 47 15 67 16 86 17 91 18 48 19 96 21 89 22 74 23 40 24 90 25 102 FinalWgt 3110 0 55.2803792449829 21 55.2803792457481 51 55.2803792457823 33 55.2803792460083 87 55.2803792461372 87 55.2803792468351 186 55.2803792470493 70 55.2803792473147 41 55.3227193879601 36 55.3227193887258 36 55.3227193887601 42 55.3227193889863 86 55.3227193891152 92 55.3227193898137 172 55.3227193900281 91 55.3227193902936 35 56.4821266206556 24 56.5253872015242 22 56.5659694607654 21 56.6092942582311 20 56.7351260696124 39 56.7744435489014 22 56.7744435508036 17 56.7785804268803 37 56.8179280200672 15 56.8179280219708 20 56.9555422532302 58 56.9991654308437 41 57.0636172870556 16 57.107323241098 15 57.1865992189479 15 57.2303993668553 14 57.2546785056506 12 57.2985307965928 16 57.4915944167085 18 57.5356281654063 7 57.6838739966975 14 57.7280550154578 9 57.7931237580549 16 57.837388452987 6 58.2685078552776 23 58.3131366546338 14 58.439258058982 16 58.4840176387007 19 176.825599999152 1 176.825599999379 1 176.825600000921 1 176.825600001418 1 182.026352939907 2 220.982779401282 13 220.982779401616 19 220.982779402047 27 220.982779402555 28 220.982779402599 44 220.982779402779 1 220.982779402812 21 220.982779402948 1 220.982779403015 14 220.982779403177 20 220.982779403589 22 220.982779404595 13 220.982779404689 23 225.586587305816 28 225.586587308224 28 226.005115297185 20 226.244274150464 20 226.372603291179 21 227.482272913085 1 230.190395210017 32 231.852207529571 11 231.852207529921 19 231.852207530373 26 231.852207530907 17 231.852207530953 40 231.852207531141 1 231.852207531176 17 231.852207531389 17 231.852207531559 22 231.852207531991 29 231.852207533046 16 231.852207533145 23 236.682461853461 17 236.682461855987 18 237.121575882956 24 237.372498186645 19 237.507139422698 20 238.67139010397 3 241.138570064489 23 241.138570064959 24 241.138570065514 16 241.138570065879 27 241.138570066192 30 241.13857006699 21 241.138570067062 22 241.138570067739 4 241.138570067841 21 241.512716177002 16 241.932738293523 1 245.775850258201 26 246.746443787004 24 246.879964591133 1 247.019998603984 18 248.230880948363 14 252.354317510946 19 259.117878714142 4 259.117878714533 23 259.117878715038 27 259.117878715635 14 259.117878716028 26 259.117878716364 20 259.117878717221 18 259.117878717299 17 259.117878718026 11 259.117878718136 21 264.100914843836 26 264.516167857242 1 265.143875894033 19 265.4378269773 23 266.257171114448 22 266.73899279397 11 271.169873075065 24 286.109324415656 23 Tried smoking 3072 38 1 yes 508 2 no 2564 Sysmiss 38 Age first cigarette 3067 43 1 I have never smoked cigarettes 2644 2 7 years old or younger 146 3 8 or 9 years old 70 4 10 or 11 years old 70 5 12 or 13 years old 81 6 14 or 15 years old 46 7 16 years old or older 10 Sysmiss 43 Smoked past 30 days 3056 54 1 0 days 3004 2 1 or 2 days 24 3 3 to 5 days 4 4 6 to 9 days 5 5 10 to 19 days 6 6 20 to 29 days 7 7 all 30 days 6 Sysmiss 54 Cigarettes per day 3055 55 1 I did not smoke cigarettes during the past 30 days 2996 2 Less than 1 cigarette per day 17 3 1 cigarette per day 14 4 2 to 5 cigarettes per day 12 5 6 to 10 cigarettes per day 6 6 11 to 20 cigarettes per day 1 7 More than 20 cigarettes per day 9 Sysmiss 55 Obtain cigarettes past 30 days 3080 30 1 I did not smoke any cigarettes during the past 30 days 2997 2 I bought them in a store, shop or from a street vendor 34 3 I bought them from a vending machine 1 4 I gave someone else money to buy them for me 1 5 I got them from someone else 1 6 I stole them 7 7 An older person gave them to me 20 8 I got them some other way 19 Sysmiss 30 Usual brand of cigarettes 3096 14 1 I did not smoke cigarettes during the past 30 days (one month) 3007 2 No usual brand 22 3 "Zhonghua" brand 26 4 "Zhongnanhai" brand 1 5 "Hongtanshan" brand 2 6 "Sanwu" brand 2 7 "Marlboro" brand 2 8 Other 34 Sysmiss 14 Usually pay for pack of 20 cigarettes 3106 4 1 I don’t smoke cigarettes 2878 2 I don’t buy cigarettes, or I don’t buy them in packs 125 3 Less then 3 yuan RMB 4 4 3 to 5 yuan RMB 13 5 6 to 8 yuan RMB 27 6 9 to 10 yuan RMB 20 7 11 to 20 yuan RMB 16 8 23 Sysmiss 4 Spent on cigarettes past 30 days 3097 13 1 I don’t smoke cigarettes 2836 2 I don’t buy my cigarettes 190 3 Less than 5 yuan RMB 9 4 5 to 10 yuan RMB 14 5 11 to 15 yuan RMB 9 6 16 to 20 yuan RMB 14 7 21 to 50 yuan RMB 11 8 More than 50 yuan RMB 14 Sysmiss 13 Usual monthly pocket money 3102 8 1 I don’t receive any pocket money (or income, allowance, etc) 487 2 Less than 8 yuan RMB 397 3 8 to 40 yuan RMB 1125 4 41 to 80 yuan RMB 511 5 81 to 160 yuan RMB 362 6 161 to 240 yuan RMB 108 7 More than 240 yuan RMB 112 Sysmiss 8 Refused to sell cigarettes due to age 3097 13 1 I did not try to buy cigarettes during the past 30 days (one month) 2820 2 Yes, someone refused to sell me cigarettes because of my age 62 3 No, my age did not keep me from buying cigarettes 215 Sysmiss 13 Used other tobacco past 30 days 3080 30 1 Yes 115 2 No 2965 Sysmiss 30 Where usually smoke 3105 5 1 I have never smoked cigarettes 2903 2 At home 93 3 At school 12 4 At work 4 5 At friends' houses 21 6 At social events 11 7 In public spaces (e.g. parks, shopping centres, street corners) 24 8 Other 37 Sysmiss 5 Smoking first thing morning 3109 1 1 I have never smoked cigarettes 2830 2 I no longer smoke cigarettes 169 3 No, I don't have or feel like having a cigarette first thing in the morning 97 4 Yes, I sometimes have or feel like having a cigarette first thing in the morning 10 5 Yes, I always have or feel like having a cigarette first thing in the morning 3 Sysmiss 1 Think you are a smoker 3097 13 1 No, I am not 2945 2 I have already quit sucessfully 47 3 I am occasionally a smoker 94 4 I am often a smoker 8 5 I smoke every day 3 Sysmiss 13 Parents know you smoke 3107 3 1 I do not smoke 2860 2 They know 102 3 They do not know 145 Sysmiss 3 Parents smoke 3106 4 1 None 818 2 Both 126 3 Father only 2130 4 Mother only 14 5 I don't know 18 Sysmiss 4 Friends offered cigarette 3109 1 1 Definitely not 2826 2 Probably not 98 3 Probably yes 145 4 Definitely yes 40 Sysmiss 1 Family discussed harmful effects of smoking 3106 4 1 Yes 1961 2 No 1145 Sysmiss 4 Think will smoke in next 12 months 3109 1 1 Definitely not 2904 2 Probably not 113 3 Probably yes 75 4 Definitely yes 17 Sysmiss 1 Think will smoke in 5 years 3104 6 1 Definitely not 2739 2 Probably not 170 3 Probably yes 174 4 Definitely yes 21 Sysmiss 6 Lower tar cigarette less harmful 3105 5 1 Yes 1350 2 No 867 3 no difference 888 Sysmiss 5 Think difficult for smoker to quit 3103 7 1 Not difficult 2532 2 Possibly not difficult 303 3 Possibly difficult 185 4 Difficult 83 Sysmiss 7 Difficult to quit smoking 3083 27 1 Definitely not 421 2 Probably not 206 3 Probably yes 814 4 Definitely yes 1642 Sysmiss 27 Number of friends boys who smoke 3096 14 1 More friends 757 2 Less friends 1546 3 No difference from non-smokers 793 Sysmiss 14 Number of friends girls who smoke 3105 5 1 More friends 282 2 Less friends 2441 3 No difference from non-smokers 382 Sysmiss 5 Smoking helps people feel comfortable socially 3094 16 1 More comfortable 118 2 Less comfortable 2800 3 No difference from non-smokers 176 Sysmiss 16 Boys smoking more or less attractive 3109 1 1 More attractive 620 2 Less attractive 1898 3 No difference from non-smokers 591 Sysmiss 1 Girls smoking more or less attractive 3106 4 1 More attractive 377 2 Less attractive 2388 3 No difference from non-smokers 341 Sysmiss 4 Smoking weight change 3086 24 1 Gain weight 389 2 Lose weight 1785 3 No difference 912 Sysmiss 24 Smoking harmful to health 3108 2 1 Definitely not 95 2 Probably not 36 3 Probably yes 114 4 Definitely yes 2863 Sysmiss 2 Closest friends smoke 3103 7 1 None of them 2423 2 Some of them 599 3 Most of them 51 4 All of them 30 Sysmiss 7 Opinion of man smoking 3086 24 1 Lacks confidence 643 2 Stupid 1253 3 Loser 796 4 Successful 52 5 Intelligent 22 6 Macho 320 Sysmiss 24 Opinion of woman smoking 3104 6 1 Lacks confidence 593 2 Stupid 1387 3 Loser 758 4 Successful 33 5 Intelligent 11 6 Sophisticated 322 Sysmiss 6 Safe to smoke for only a year or two 3102 8 1 Definitely not 1316 2 Probably not 606 3 Probably yes 568 4 Definitely yes 612 Sysmiss 8 Smoke can prevent SARS 3092 18 1 Yes 328 2 No 1937 3 I don't know 827 Sysmiss 18 Smoke from other cigarettes harmful 3104 6 1 Definitely not 220 2 Probably not 111 3 Probably yes 291 4 Definitely yes 2482 Sysmiss 6 Ask permission to smoke 3092 18 1 Yes 2131 2 No 486 3 I don't know 475 Sysmiss 18 Permit someone to smoke 3087 23 1 Yes 335 2 No 2376 3 I don't know 376 Sysmiss 23 People smoke in home 3107 3 1 0 1734 2 1 to 2 days 698 3 3 to 4 days 251 4 5 to 6 days 84 5 7 days 340 Sysmiss 3 People smoke outside home 3106 4 1 0 2004 2 1 to 2 days 612 3 3 to 4 days 195 4 5 to 6 days 76 5 7 days 219 Sysmiss 4 Ban smoking in public places 3072 38 1 Yes 1827 2 No 1245 Sysmiss 38 Want to stop smoking 3102 8 1 I have never smoked cigarettes 2772 2 I do not smoke now 228 3 Yes 46 4 No 56 Sysmiss 8 Try to quit but find impossible 3106 4 1 I do not smoke 2849 2 I already successfully quit 137 3 Yes, it is true 35 4 No 85 Sysmiss 4 Times tried to quit 3105 5 1 I do not smoke 2836 2 I have not tried to quit 166 3 1 to 3 times 78 4 more than 4 times 25 Sysmiss 5 Tried to stop smoking past year 3108 2 1 I have never smoked cigarettes 2824 2 I did not smoke during the past year 158 3 Yes 60 4 No 66 Sysmiss 2 Time since stop smoking 3106 4 1 I have never smoked cigarettes 2876 2 I have not stopped smoking 88 3 1-3 months 56 4 4-11 months 13 5 One year 10 6 2 years 14 7 3 years or longer 49 Sysmiss 4 Main reason to stop smoking 3100 10 1 I have never smoke 2845 2 I have not stopped smoking 46 3 To improve my health 127 4 To save money 14 5 Because my family does not like it 7 6 Because my friends do not like it 7 7 Other 54 Sysmiss 10 Stop smoking if wanted to 3106 4 1 I have never smoked cigarettes 2857 2 I have already stopped smoking cigarettes 118 3 Yes 109 4 No 22 Sysmiss 4 Received help/advice to stop smoking 3105 5 1 I have never smoked cigarettes 2866 2 Yes, from a program or professional 38 3 Yes, from a friend 32 4 Yes, from a family member 20 5 Yes, from both programs or professionals and from friends or family members 14 6 No 135 Sysmiss 5 Anti-smoking media messages 3076 34 1 A lot 753 2 A few 1445 3 None 878 Sysmiss 34 Anti-smoking messages radio 3104 6 1 I do not listen to radio 758 2 a lot 466 3 a few 1073 4 none 807 Sysmiss 6 Anti-smoking messages events 3100 10 1 I never go to sports events, fairs, concerts, community events, or social gatherings 588 2 A lot 720 3 Sometimes 1221 4 Never 571 Sysmiss 10 See actors smoking 3087 23 1 I never watch TV, videos, or movies 110 2 A lot 1096 3 Sometimes 1446 4 Never 435 Sysmiss 23 Own something with a cigarette brand logo 3076 34 1 Yes 294 2 No 2782 Sysmiss 34 See cigarette brand names on TV 3095 15 1 I never watch TV 186 2 A lot 439 3 Sometimes 1198 4 Never 1272 Sysmiss 15 Cigarette advertisements billboards 3071 39 1 A lot 365 2 A few 1184 3 None 1522 Sysmiss 39 Cigarette advertisements in newspapers or magazines 3086 24 1 A lot 299 2 A few 1082 3 None 1705 Sysmiss 24 Cigarette advertisements events 3097 13 1 I never attend sports events, fairs, concerts, or community events 590 2 A lot 382 3 Sometimes 959 4 Never 1166 Sysmiss 13 Offered free cigarette 3032 78 1 Yes 194 2 No 2838 Sysmiss 78 Anti-smoking billboards school 3102 8 1 Yes 552 2 No 1700 3 I don't know 850 Sysmiss 8 Anti-smoking activities school 3092 18 1 Yes 1251 2 No 1187 3 I don't know 654 Sysmiss 18 Services for student who want to quit 3081 29 1 Definitely not 925 2 Probably not 1449 3 Probably yes 707 4 Definitely yes 0 Sysmiss 29 In school learnt smoking harmful 3103 7 1 Yes 794 2 No 1518 3 I don't know 791 Sysmiss 7 Taught dangers of smoking 3096 14 1 Yes 2082 2 No 777 3 Not sure 237 Sysmiss 14 Discuss why people your age smoke 3079 31 1 Yes 814 2 No 1965 3 Not sure 300 Sysmiss 31 Taught effects of smoking 3091 19 1 Yes 1264 2 No 1388 3 Not sure 439 Sysmiss 19 Time since last lesson discuss smoking and health 3098 12 1 Never 1928 2 This term 624 3 Last Term 336 4 2 terms ago 197 5 3 terms ago 7 6 More than a year ago 6 Sysmiss 12 Custom age 3090 20 1 11 years old or younger 52 2 12 years old 313 3 13 years old 893 4 14 years old 669 5 15 years old 605 6 16 years old 460 7 17 years old or older 98 Sysmiss 20 Sex 3103 7 1 Male 1555 2 Female 1548 Sysmiss 7 Grade/form 3110 0 1 Elementary Grade 5 0 2 Elementary Grade 6 0 3 Middle Grade 1 1738 4 Middle Grade 2 620 5 Middle Grade 3 752 6 High Grade 1 0 Stratum 3110 0 200402001 135 200402002 116 200402003 138 200402004 140 200402005 132 200402006 123 200402007 87 200402008 129 200402010 138 200402011 180 200402012 60 200502001 340 200502002 362 200502003 332 200502004 326 200502005 239 200502006 133 PSU 3110 0 1 263 2 212 3 231 4 247 5 266 6 204 7 227 8 239 9 185 10 186 11 130 12 126 13 87 15 41 16 88 19 93 20 45 21 105 22 75 23 59 25 1 FinalWgt 2727 0 54.4515999986622 1 54.4515999989546 1 54.4515999993278 3 54.4516 3 54.4516000003477 3 55.8477948721515 1 58.4358634161214 1 68.0796670687861 65 68.0796670691517 21 68.0796670696115 28 68.0796670696183 64 68.0796670701162 86 68.0796670704588 37 68.0796670708935 33 68.079667070921 62 68.0796670721307 12 68.0796670721915 23 69.2953754101403 22 69.6401051594862 65 69.6401051598602 34 69.6401051603305 23 69.6401051603374 62 69.6401051608468 64 69.6401051611972 41 69.6401051616418 40 69.64010516167 48 69.6401051629075 11 69.6401051629696 20 69.8252995598907 23 69.8712372569696 16 70.0248004170487 11 70.6011362204967 84 70.883678466765 28 71.1741973936548 22 71.4257488837352 9 71.4727395080009 22 71.6298224532762 23 71.9332331301556 28 72.2193683145793 74 72.7065600000515 1 72.7065600002562 1 72.8055644885592 17 73.0611061262543 16 73.5819979052549 24 74.7357226139186 22 74.8449882353505 2 76.9596236433889 9 78.29937230791 1 78.2993723086447 1 78.7235971372333 13 80.277300640005 33 80.2773006403218 25 80.2773006404593 29 80.2773006405999 27 80.2773006406853 1 81.254065601594 1 82.0612406543318 23 82.9532106620415 13 84.2911656723846 23 84.5126901564316 10 84.8212987898171 23 85.6844680467968 15 85.684468047135 17 85.6844680472817 20 85.6844680474319 22 85.684468047523 1 86.330077159998 1 86.4497857173482 19 86.452477612171 21 86.4524776129388 16 86.452477612976 22 86.4524776129814 21 86.573559513782 27 87.5310005191613 15 87.5885673368372 19 88.2168138903487 29 88.5406169824404 11 88.8539353235972 20 88.9951975421713 16 89.5372780643964 13 89.7148352577009 31 89.9686914495417 16 90.0785433316534 1 90.5345322762642 26 92.275580973322 13 92.2755809741415 14 92.2755809741812 28 92.2755809741869 11 92.4048184818943 22 93.8626899790098 20 94.1587560956302 19 94.8387915558896 12 94.989568649254 17 95.7576783683149 16 100.102868815675 10 100.184916485408 12 106.845409549746 27 112.91993259188 19 112.919932592191 11 112.919932592325 20 112.919932592519 1 112.919932592717 27 112.919932592837 17 115.555391629553 26 115.555391629871 16 115.555391630009 20 115.555391630409 22 115.555391630532 16 116.241107080539 12 118.710698366357 17 118.954079619336 20 119.407238018217 1 121.333161211577 1 121.481309149564 20 121.606081252562 10 121.606081252594 15 121.606081253115 22 121.606081253674 19 121.606081253734 13 121.60608125379 28 121.606081254517 19 121.776397893276 1 123.259084405411 1 124.44426790825 1 124.444267908513 22 124.444267908545 29 124.444267909079 20 124.44426790965 10 124.444267909711 20 124.444267909769 24 124.444267910512 18 124.984027954022 1 126.194989978808 1 134.078499843852 15 137.207782567109 23 Tried smoking 2678 49 1 yes 456 2 no 2222 Sysmiss 49 Age first cigarette 2671 56 1 I have never smoked cigarettes 2310 2 7 years old or younger 106 3 8 or 9 years old 53 4 10 or 11 years old 59 5 12 or 13 years old 69 6 14 or 15 years old 63 7 16 years old or older 11 Sysmiss 56 Smoked past 30 days 2672 55 1 0 days 2578 2 1 or 2 days 37 3 3 to 5 days 25 4 6 to 9 days 11 5 10 to 19 days 8 6 20 to 29 days 5 7 all 30 days 8 Sysmiss 55 Cigarettes per day 2688 39 1 I did not smoke cigarettes during the past 30 days 2588 2 Less than 1 cigarette per day 25 3 1 cigarette per day 21 4 2 to 5 cigarettes per day 31 5 6 to 10 cigarettes per day 10 6 11 to 20 cigarettes per day 8 7 More than 20 cigarettes per day 5 Sysmiss 39 Obtain cigarettes past 30 days 2700 27 1 I did not smoke any cigarettes during the past 30 days 2586 2 I bought them in a store, shop or from a street vendor 58 3 I bought them from a vending machine 7 4 I gave someone else money to buy them for me 1 5 I got them from someone else 4 6 I stole them 0 7 An older person gave them to me 32 8 I got them some other way 12 Sysmiss 27 Usual brand of cigarettes 2715 12 1 I did not smoke cigarettes during the past 30 days (one month) 2596 2 No usual brand 40 3 "Zhonghua" brand 7 4 "Zhongnanhai" brand 9 5 "Hongtanshan" brand 14 6 "Sanwu" brand 5 7 "Marlboro" brand 3 8 Other 41 Sysmiss 12 Usually pay for pack of 20 cigarettes 2722 5 1 I don’t smoke cigarettes 2502 2 I don’t buy cigarettes, or I don’t buy them in packs 94 3 Less then 3 yuan RMB 23 4 3 to 5 yuan RMB 55 5 6 to 8 yuan RMB 22 6 9 to 10 yuan RMB 9 7 11 to 20 yuan RMB 3 8 14 Sysmiss 5 Spent on cigarettes past 30 days 2710 17 1 I don’t smoke cigarettes 2466 2 I don’t buy my cigarettes 146 3 Less than 5 yuan RMB 29 4 5 to 10 yuan RMB 20 5 11 to 15 yuan RMB 15 6 16 to 20 yuan RMB 11 7 21 to 50 yuan RMB 9 8 More than 50 yuan RMB 14 Sysmiss 17 Usual monthly pocket money 2714 13 1 I don’t receive any pocket money (or income, allowance, etc) 592 2 Less than 8 yuan RMB 581 3 8 to 40 yuan RMB 773 4 41 to 80 yuan RMB 318 5 81 to 160 yuan RMB 274 6 161 to 240 yuan RMB 98 7 More than 240 yuan RMB 78 Sysmiss 13 Refused to sell cigarettes due to age 2716 11 1 I did not try to buy cigarettes during the past 30 days (one month) 2476 2 Yes, someone refused to sell me cigarettes because of my age 44 3 No, my age did not keep me from buying cigarettes 196 Sysmiss 11 Used other tobacco past 30 days 2704 23 1 Yes 101 2 No 2603 Sysmiss 23 Where usually smoke 2713 14 1 I have never smoked cigarettes 2512 2 At home 48 3 At school 17 4 At work 4 5 At friends' houses 23 6 At social events 12 7 In public spaces (e.g. parks, shopping centres, street corners) 42 8 Other 55 Sysmiss 14 Smoking first thing morning 2726 1 1 I have never smoked cigarettes 2428 2 I no longer smoke cigarettes 175 3 No, I don't have or feel like having a cigarette first thing in the morning 90 4 Yes, I sometimes have or feel like having a cigarette first thing in the morning 27 5 Yes, I always have or feel like having a cigarette first thing in the morning 6 Sysmiss 1 Think you are a smoker 2717 10 1 No, I am not 2517 2 I have already quit sucessfully 76 3 I am occasionally a smoker 105 4 I am often a smoker 8 5 I smoke every day 11 Sysmiss 10 Parents know you smoke 2715 12 1 I do not smoke 2453 2 They know 92 3 They do not know 170 Sysmiss 12 Parents smoke 2721 6 1 None 810 2 Both 215 3 Father only 1635 4 Mother only 37 5 I don't know 24 Sysmiss 6 Friends offered cigarette 2724 3 1 Definitely not 2458 2 Probably not 110 3 Probably yes 122 4 Definitely yes 34 Sysmiss 3 Family discussed harmful effects of smoking 2717 10 1 Yes 1818 2 No 899 Sysmiss 10 Think will smoke in next 12 months 2722 5 1 Definitely not 2479 2 Probably not 120 3 Probably yes 90 4 Definitely yes 33 Sysmiss 5 Think will smoke in 5 years 2718 9 1 Definitely not 2340 2 Probably not 166 3 Probably yes 161 4 Definitely yes 51 Sysmiss 9 Lower tar cigarette less harmful 2712 15 1 Yes 1128 2 No 825 3 no difference 759 Sysmiss 15 Think difficult for smoker to quit 2718 9 1 Not difficult 2038 2 Possibly not difficult 327 3 Possibly difficult 249 4 Difficult 104 Sysmiss 9 Difficult to quit smoking 2699 28 1 Definitely not 440 2 Probably not 273 3 Probably yes 721 4 Definitely yes 1265 Sysmiss 28 Number of friends boys who smoke 2696 31 1 More friends 807 2 Less friends 1158 3 No difference from non-smokers 731 Sysmiss 31 Number of friends girls who smoke 2717 10 1 More friends 274 2 Less friends 2027 3 No difference from non-smokers 416 Sysmiss 10 Smoking helps people feel comfortable socially 2706 21 1 More comfortable 170 2 Less comfortable 2254 3 No difference from non-smokers 282 Sysmiss 21 Boys smoking more or less attractive 2710 17 1 More attractive 690 2 Less attractive 1510 3 No difference from non-smokers 510 Sysmiss 17 Girls smoking more or less attractive 2722 5 1 More attractive 471 2 Less attractive 1946 3 No difference from non-smokers 305 Sysmiss 5 Smoking weight change 2706 21 1 Gain weight 279 2 Lose weight 1749 3 No difference 678 Sysmiss 21 Smoking harmful to health 2720 7 1 Definitely not 78 2 Probably not 49 3 Probably yes 114 4 Definitely yes 2479 Sysmiss 7 Closest friends smoke 2714 13 1 None of them 1609 2 Some of them 930 3 Most of them 131 4 All of them 44 Sysmiss 13 Opinion of man smoking 2714 13 1 Lacks confidence 498 2 Stupid 1253 3 Loser 615 4 Successful 45 5 Intelligent 23 6 Macho 280 Sysmiss 13 Opinion of woman smoking 2719 8 1 Lacks confidence 409 2 Stupid 1389 3 Loser 645 4 Successful 20 5 Intelligent 7 6 Sophisticated 249 Sysmiss 8 Safe to smoke for only a year or two 2715 12 1 Definitely not 1130 2 Probably not 476 3 Probably yes 589 4 Definitely yes 520 Sysmiss 12 Smoke can prevent SARS 2680 47 1 Yes 195 2 No 1565 3 I don't know 920 Sysmiss 47 Smoke from other cigarettes harmful 2703 24 1 Definitely not 212 2 Probably not 115 3 Probably yes 274 4 Definitely yes 2102 Sysmiss 24 Ask permission to smoke 2685 42 1 Yes 1576 2 No 442 3 I don't know 667 Sysmiss 42 Permit someone to smoke 2709 18 1 Yes 370 2 No 1945 3 I don't know 394 Sysmiss 18 People smoke in home 2712 15 1 0 1423 2 1 to 2 days 612 3 3 to 4 days 197 4 5 to 6 days 87 5 7 days 393 Sysmiss 15 People smoke outside home 2720 7 1 0 1661 2 1 to 2 days 560 3 3 to 4 days 177 4 5 to 6 days 70 5 7 days 252 Sysmiss 7 Ban smoking in public places 2681 46 1 Yes 1652 2 No 1029 Sysmiss 46 Want to stop smoking 2697 30 1 I have never smoked cigarettes 2335 2 I do not smoke now 227 3 Yes 79 4 No 56 Sysmiss 30 Try to quit but find impossible 2718 9 1 I do not smoke 2430 2 I already successfully quit 156 3 Yes, it is true 49 4 No 83 Sysmiss 9 Times tried to quit 2720 7 1 I do not smoke 2416 2 I have not tried to quit 147 3 1 to 3 times 131 4 more than 4 times 26 Sysmiss 7 Tried to stop smoking past year 2715 12 1 I have never smoked cigarettes 2405 2 I did not smoke during the past year 141 3 Yes 90 4 No 79 Sysmiss 12 Time since stop smoking 2725 2 1 I have never smoked cigarettes 2447 2 I have not stopped smoking 93 3 1-3 months 68 4 4-11 months 21 5 One year 18 6 2 years 22 7 3 years or longer 56 Sysmiss 2 Main reason to stop smoking 2718 9 1 I have never smoke 2416 2 I have not stopped smoking 51 3 To improve my health 156 4 To save money 12 5 Because my family does not like it 20 6 Because my friends do not like it 19 7 Other 44 Sysmiss 9 Stop smoking if wanted to 2716 11 1 I have never smoked cigarettes 2422 2 I have already stopped smoking cigarettes 134 3 Yes 125 4 No 35 Sysmiss 11 Received help/advice to stop smoking 2724 3 1 I have never smoked cigarettes 2443 2 Yes, from a program or professional 21 3 Yes, from a friend 55 4 Yes, from a family member 30 5 Yes, from both programs or professionals and from friends or family members 13 6 No 162 Sysmiss 3 Anti-smoking media messages 2689 38 1 A lot 614 2 A few 1088 3 None 987 Sysmiss 38 Anti-smoking messages radio 2715 12 1 I do not listen to radio 762 2 a lot 414 3 a few 803 4 none 736 Sysmiss 12 Anti-smoking messages events 2722 5 1 I never go to sports events, fairs, concerts, community events, or social gatherings 690 2 A lot 595 3 Sometimes 897 4 Never 540 Sysmiss 5 See actors smoking 2713 14 1 I never watch TV, videos, or movies 136 2 A lot 958 3 Sometimes 1246 4 Never 373 Sysmiss 14 Own something with a cigarette brand logo 2643 84 1 Yes 228 2 No 2415 Sysmiss 84 See cigarette brand names on TV 2719 8 1 I never watch TV 176 2 A lot 358 3 Sometimes 1021 4 Never 1164 Sysmiss 8 Cigarette advertisements billboards 2686 41 1 A lot 312 2 A few 943 3 None 1431 Sysmiss 41 Cigarette advertisements in newspapers or magazines 2684 43 1 A lot 245 2 A few 812 3 None 1627 Sysmiss 43 Cigarette advertisements events 2717 10 1 I never attend sports events, fairs, concerts, or community events 657 2 A lot 265 3 Sometimes 746 4 Never 1049 Sysmiss 10 Offered free cigarette 2630 97 1 Yes 135 2 No 2495 Sysmiss 97 Anti-smoking billboards school 2692 35 1 Yes 467 2 No 1297 3 I don't know 928 Sysmiss 35 Anti-smoking activities school 2713 14 1 Yes 1126 2 No 864 3 I don't know 723 Sysmiss 14 Services for student who want to quit 2710 17 1 Definitely not 779 2 Probably not 1127 3 Probably yes 804 4 Definitely yes 0 Sysmiss 17 In school learnt smoking harmful 2714 13 1 Yes 571 2 No 1307 3 I don't know 836 Sysmiss 13 Taught dangers of smoking 2715 12 1 Yes 1725 2 No 708 3 Not sure 282 Sysmiss 12 Discuss why people your age smoke 2709 18 1 Yes 877 2 No 1502 3 Not sure 330 Sysmiss 18 Taught effects of smoking 2710 17 1 Yes 962 2 No 1181 3 Not sure 567 Sysmiss 17 Time since last lesson discuss smoking and health 2717 10 1 Never 1800 2 This term 451 3 Last Term 294 4 2 terms ago 170 5 3 terms ago 1 6 More than a year ago 1 Sysmiss 10 Custom age 2710 17 1 11 years old or younger 40 2 12 years old 267 3 13 years old 436 4 14 years old 683 5 15 years old 570 6 16 years old 478 7 17 years old or older 236 Sysmiss 17 Sex 2689 38 1 Male 1271 2 Female 1418 Sysmiss 38 Grade/form 2727 0 1 Elementary Grade 5 0 2 Elementary Grade 6 0 3 Middle Grade 1 1367 4 Middle Grade 2 782 5 Middle Grade 3 578 6 High Grade 1 0 Stratum 2727 0 200403001 133 200403002 83 200403003 140 200403004 77 200403005 140 200403006 152 200403007 123 200403008 167 200403009 117 200403010 106 200403011 66 200403012 51 200503001 311 200503002 260 200503003 276 200503004 188 200503005 199 200503006 138 PSU 2727 0 1 235 2 209 3 199 4 144 5 208 6 208 7 107 8 158 9 163 10 176 11 174 12 116 13 90 14 33 15 78 16 89 17 52 18 65 19 74 20 32 22 66 23 1 24 50 FinalWgt 3302 0 10.2485599999301 1 10.2485600000015 3 10.248560000028 1 10.2485600000795 2 10.2485600001573 1 10.5901786666575 1 11.5142948538498 66 11.5142948538715 44 11.5142948539401 33 11.5142948539517 43 11.5142948539704 49 11.5142948539815 59 11.5142948540381 48 11.5142948540394 79 11.5142948541104 84 11.5142948541268 25 11.514294854197 22 11.6095389738578 71 11.6095389738797 38 11.6095389739489 16 11.6095389739605 45 11.6095389739794 51 11.6095389739907 55 11.6095389740477 45 11.609538974049 85 11.6095389741206 54 11.6095389741371 22 11.6095389742078 23 11.7163000270062 27 11.775983373448 14 11.7884447316778 17 11.8132150964904 23 11.8733921325487 27 11.8859565688318 21 11.8981046824048 20 11.9113395042932 29 11.9842660724803 23 11.9965236064139 33 12.0098679043041 29 12.0260412918214 19 12.0260412921613 21 12.0833977075916 19 12.120310372765 27 12.1255184838299 23 12.1255184841726 22 12.220567341197 27 12.5155378847504 15 12.6190641021515 27 15.2121070978985 33 15.2121070979319 27 15.2121070979342 22 15.2121070979469 21 15.2121070979852 30 15.2121070979872 26 15.2121070980019 26 15.212107098027 30 15.4789861699012 22 15.5103837077079 21 15.5225582632898 25 15.5357689511555 22 15.671454618784 21 15.6714546187948 18 15.6714546188117 26 15.6714546188174 23 15.6714546188293 24 15.671454618906 24 15.7390599080955 25 15.7390599081181 1 15.73905990813 28 15.7390599081324 24 15.7390599081455 26 15.7390599081852 19 15.7390599081872 26 15.7390599082024 31 15.7390599082284 29 15.7971881401328 23 15.8735030589877 21 15.9196469629342 21 16.0048898234876 19 16.004889823582 18 16.0151837662458 31 16.0197091659301 19 16.0476689259495 27 16.0536852193893 26 16.0602652124748 20 16.0739335232753 23 16.1248335238479 17 16.1938364395157 28 16.1938364395581 36 16.2026903686994 32 16.2262475710805 23 16.2311494267015 28 16.3111058277329 23 16.3184421596796 27 16.3444083661068 25 16.3447466667 1 16.3814705165969 1 16.4233668609432 23 16.4711092061642 19 16.6248704234073 19 16.6248704234189 30 16.6248704234368 24 16.6248704234427 22 16.6248704234554 32 16.6248704235368 23 16.6248704235593 1 16.6834035026593 29 16.6925072340766 1 16.6935060070273 28 16.7883305686236 20 16.8542059108164 1 16.8837188106222 27 16.8895715556129 1 16.973390769153 1 16.9733907692654 1 16.9785910707654 28 16.9785910708657 28 16.9857171241345 1 16.9943119884378 25 17.0303550680368 15 17.1790327709663 32 17.1790327710113 20 17.1884253531482 25 17.218615795782 27 17.276826126336 2 17.3034365631584 23 17.3254314666603 1 17.3476908769509 1 17.4127273545577 16 17.4305393831564 21 17.487844342671 1 17.7091011032603 16 18.0343394781789 24 18.4720782486051 26 Tried smoking 3250 52 1 yes 761 2 no 2489 Sysmiss 52 Age first cigarette 3243 59 1 I have never smoked cigarettes 2605 2 7 years old or younger 170 3 8 or 9 years old 98 4 10 or 11 years old 111 5 12 or 13 years old 141 6 14 or 15 years old 105 7 16 years old or older 13 Sysmiss 59 Smoked past 30 days 3188 114 1 0 days 3026 2 1 or 2 days 59 3 3 to 5 days 26 4 6 to 9 days 21 5 10 to 19 days 19 6 20 to 29 days 16 7 all 30 days 21 Sysmiss 114 Cigarettes per day 3200 102 1 I did not smoke cigarettes during the past 30 days 3028 2 Less than 1 cigarette per day 31 3 1 cigarette per day 43 4 2 to 5 cigarettes per day 59 5 6 to 10 cigarettes per day 20 6 11 to 20 cigarettes per day 6 7 More than 20 cigarettes per day 13 Sysmiss 102 Obtain cigarettes past 30 days 3267 35 1 I did not smoke any cigarettes during the past 30 days 3053 2 I bought them in a store, shop or from a street vendor 100 3 I bought them from a vending machine 7 4 I gave someone else money to buy them for me 11 5 I got them from someone else 8 6 I stole them 4 7 An older person gave them to me 44 8 I got them some other way 40 Sysmiss 35 Usual brand of cigarettes 3278 24 1 I did not smoke cigarettes during the past 30 days (one month) 3077 2 No usual brand 83 3 "Zhonghua" brand 14 4 "Zhongnanhai" brand 5 5 "Hongtanshan" brand 12 6 "Sanwu" brand 1 7 "Marlboro" brand 11 8 Other 75 Sysmiss 24 Usually pay for pack of 20 cigarettes 3295 7 1 I don’t smoke cigarettes 2914 2 I don’t buy cigarettes, or I don’t buy them in packs 181 3 Less then 3 yuan RMB 23 4 3 to 5 yuan RMB 76 5 6 to 8 yuan RMB 30 6 9 to 10 yuan RMB 32 7 11 to 20 yuan RMB 26 8 13 Sysmiss 7 Spent on cigarettes past 30 days 3270 32 1 I don’t smoke cigarettes 2822 2 I don’t buy my cigarettes 301 3 Less than 5 yuan RMB 32 4 5 to 10 yuan RMB 43 5 11 to 15 yuan RMB 18 6 16 to 20 yuan RMB 23 7 21 to 50 yuan RMB 17 8 More than 50 yuan RMB 14 Sysmiss 32 Usual monthly pocket money 3269 33 1 I don’t receive any pocket money (or income, allowance, etc) 970 2 Less than 8 yuan RMB 569 3 8 to 40 yuan RMB 936 4 41 to 80 yuan RMB 356 5 81 to 160 yuan RMB 230 6 161 to 240 yuan RMB 104 7 More than 240 yuan RMB 104 Sysmiss 33 Refused to sell cigarettes due to age 3275 27 1 I did not try to buy cigarettes during the past 30 days (one month) 2882 2 Yes, someone refused to sell me cigarettes because of my age 83 3 No, my age did not keep me from buying cigarettes 310 Sysmiss 27 Used other tobacco past 30 days 3262 40 1 Yes 159 2 No 3103 Sysmiss 40 Where usually smoke 3279 23 1 I have never smoked cigarettes 2948 2 At home 54 3 At school 34 4 At work 11 5 At friends' houses 37 6 At social events 24 7 In public spaces (e.g. parks, shopping centres, street corners) 72 8 Other 99 Sysmiss 23 Smoking first thing morning 3292 10 1 I have never smoked cigarettes 2754 2 I no longer smoke cigarettes 325 3 No, I don't have or feel like having a cigarette first thing in the morning 161 4 Yes, I sometimes have or feel like having a cigarette first thing in the morning 42 5 Yes, I always have or feel like having a cigarette first thing in the morning 10 Sysmiss 10 Think you are a smoker 3280 22 1 No, I am not 2961 2 I have already quit sucessfully 143 3 I am occasionally a smoker 145 4 I am often a smoker 17 5 I smoke every day 14 Sysmiss 22 Parents know you smoke 3280 22 1 I do not smoke 2849 2 They know 143 3 They do not know 288 Sysmiss 22 Parents smoke 3292 10 1 None 1148 2 Both 101 3 Father only 1990 4 Mother only 23 5 I don't know 30 Sysmiss 10 Friends offered cigarette 3297 5 1 Definitely not 2889 2 Probably not 169 3 Probably yes 184 4 Definitely yes 55 Sysmiss 5 Family discussed harmful effects of smoking 3286 16 1 Yes 2268 2 No 1018 Sysmiss 16 Think will smoke in next 12 months 3297 5 1 Definitely not 2969 2 Probably not 178 3 Probably yes 110 4 Definitely yes 40 Sysmiss 5 Think will smoke in 5 years 3292 10 1 Definitely not 2759 2 Probably not 267 3 Probably yes 229 4 Definitely yes 37 Sysmiss 10 Lower tar cigarette less harmful 3269 33 1 Yes 1293 2 No 977 3 no difference 999 Sysmiss 33 Think difficult for smoker to quit 3291 11 1 Not difficult 2599 2 Possibly not difficult 335 3 Possibly difficult 247 4 Difficult 110 Sysmiss 11 Difficult to quit smoking 3274 28 1 Definitely not 597 2 Probably not 282 3 Probably yes 830 4 Definitely yes 1565 Sysmiss 28 Number of friends boys who smoke 3271 31 1 More friends 945 2 Less friends 1496 3 No difference from non-smokers 830 Sysmiss 31 Number of friends girls who smoke 3293 9 1 More friends 383 2 Less friends 2422 3 No difference from non-smokers 488 Sysmiss 9 Smoking helps people feel comfortable socially 3285 17 1 More comfortable 97 2 Less comfortable 3003 3 No difference from non-smokers 185 Sysmiss 17 Boys smoking more or less attractive 3276 26 1 More attractive 638 2 Less attractive 2037 3 No difference from non-smokers 601 Sysmiss 26 Girls smoking more or less attractive 3296 6 1 More attractive 380 2 Less attractive 2561 3 No difference from non-smokers 355 Sysmiss 6 Smoking weight change 3274 28 1 Gain weight 158 2 Lose weight 2507 3 No difference 609 Sysmiss 28 Smoking harmful to health 3295 7 1 Definitely not 98 2 Probably not 45 3 Probably yes 119 4 Definitely yes 3033 Sysmiss 7 Closest friends smoke 3296 6 1 None of them 1870 2 Some of them 1236 3 Most of them 167 4 All of them 23 Sysmiss 6 Opinion of man smoking 3268 34 1 Lacks confidence 585 2 Stupid 1701 3 Loser 696 4 Successful 34 5 Intelligent 16 6 Macho 236 Sysmiss 34 Opinion of woman smoking 3286 16 1 Lacks confidence 537 2 Stupid 1804 3 Loser 699 4 Successful 20 5 Intelligent 10 6 Sophisticated 216 Sysmiss 16 Safe to smoke for only a year or two 3281 21 1 Definitely not 1613 2 Probably not 666 3 Probably yes 585 4 Definitely yes 417 Sysmiss 21 Smoke can prevent SARS 3269 33 1 Yes 188 2 No 2154 3 I don't know 927 Sysmiss 33 Smoke from other cigarettes harmful 3278 24 1 Definitely not 296 2 Probably not 93 3 Probably yes 321 4 Definitely yes 2568 Sysmiss 24 Ask permission to smoke 3275 27 1 Yes 2083 2 No 542 3 I don't know 650 Sysmiss 27 Permit someone to smoke 3280 22 1 Yes 294 2 No 2611 3 I don't know 375 Sysmiss 22 People smoke in home 3286 16 1 0 1831 2 1 to 2 days 731 3 3 to 4 days 253 4 5 to 6 days 94 5 7 days 377 Sysmiss 16 People smoke outside home 3295 7 1 0 1955 2 1 to 2 days 730 3 3 to 4 days 261 4 5 to 6 days 87 5 7 days 262 Sysmiss 7 Ban smoking in public places 3275 27 1 Yes 1895 2 No 1380 Sysmiss 27 Want to stop smoking 3270 32 1 I have never smoked cigarettes 2712 2 I do not smoke now 379 3 Yes 114 4 No 65 Sysmiss 32 Try to quit but find impossible 3296 6 1 I do not smoke 2784 2 I already successfully quit 284 3 Yes, it is true 71 4 No 157 Sysmiss 6 Times tried to quit 3287 15 1 I do not smoke 2774 2 I have not tried to quit 229 3 1 to 3 times 228 4 more than 4 times 56 Sysmiss 15 Tried to stop smoking past year 3283 19 1 I have never smoked cigarettes 2744 2 I did not smoke during the past year 280 3 Yes 144 4 No 115 Sysmiss 19 Time since stop smoking 3296 6 1 I have never smoked cigarettes 2834 2 I have not stopped smoking 140 3 1-3 months 151 4 4-11 months 30 5 One year 39 6 2 years 35 7 3 years or longer 67 Sysmiss 6 Main reason to stop smoking 3283 19 1 I have never smoke 2778 2 I have not stopped smoking 69 3 To improve my health 257 4 To save money 25 5 Because my family does not like it 34 6 Because my friends do not like it 42 7 Other 78 Sysmiss 19 Stop smoking if wanted to 3293 9 1 I have never smoked cigarettes 2778 2 I have already stopped smoking cigarettes 252 3 Yes 228 4 No 35 Sysmiss 9 Received help/advice to stop smoking 3295 7 1 I have never smoked cigarettes 2812 2 Yes, from a program or professional 26 3 Yes, from a friend 71 4 Yes, from a family member 44 5 Yes, from both programs or professionals and from friends or family members 37 6 No 305 Sysmiss 7 Anti-smoking media messages 3264 38 1 A lot 708 2 A few 1704 3 None 852 Sysmiss 38 Anti-smoking messages radio 3284 18 1 I do not listen to radio 753 2 a lot 449 3 a few 1220 4 none 862 Sysmiss 18 Anti-smoking messages events 3290 12 1 I never go to sports events, fairs, concerts, community events, or social gatherings 602 2 A lot 640 3 Sometimes 1410 4 Never 638 Sysmiss 12 See actors smoking 3283 19 1 I never watch TV, videos, or movies 73 2 A lot 1077 3 Sometimes 1762 4 Never 371 Sysmiss 19 Own something with a cigarette brand logo 3240 62 1 Yes 201 2 No 3039 Sysmiss 62 See cigarette brand names on TV 3288 14 1 I never watch TV 84 2 A lot 316 3 Sometimes 1421 4 Never 1467 Sysmiss 14 Cigarette advertisements billboards 3233 69 1 A lot 222 2 A few 1347 3 None 1664 Sysmiss 69 Cigarette advertisements in newspapers or magazines 3247 55 1 A lot 186 2 A few 1138 3 None 1923 Sysmiss 55 Cigarette advertisements events 3288 14 1 I never attend sports events, fairs, concerts, or community events 621 2 A lot 257 3 Sometimes 1020 4 Never 1390 Sysmiss 14 Offered free cigarette 3207 95 1 Yes 124 2 No 3083 Sysmiss 95 Anti-smoking billboards school 3265 37 1 Yes 526 2 No 1809 3 I don't know 930 Sysmiss 37 Anti-smoking activities school 3287 15 1 Yes 1302 2 No 1013 3 I don't know 972 Sysmiss 15 Services for student who want to quit 3275 27 1 Definitely not 1040 2 Probably not 1213 3 Probably yes 1022 4 Definitely yes 0 Sysmiss 27 In school learnt smoking harmful 3293 9 1 Yes 738 2 No 1507 3 I don't know 1048 Sysmiss 9 Taught dangers of smoking 3288 14 1 Yes 2477 2 No 559 3 Not sure 252 Sysmiss 14 Discuss why people your age smoke 3279 23 1 Yes 1169 2 No 1802 3 Not sure 308 Sysmiss 23 Taught effects of smoking 3289 13 1 Yes 1465 2 No 1270 3 Not sure 554 Sysmiss 13 Time since last lesson discuss smoking and health 3290 12 1 Never 1842 2 This term 728 3 Last Term 416 4 2 terms ago 296 5 3 terms ago 7 6 More than a year ago 1 Sysmiss 12 Custom age 3277 25 1 11 years old or younger 28 2 12 years old 305 3 13 years old 723 4 14 years old 880 5 15 years old 746 6 16 years old 501 7 17 years old or older 94 Sysmiss 25 Sex 3271 31 1 Male 1643 2 Female 1628 Sysmiss 31 Grade/form 3302 0 1 Elementary Grade 5 0 2 Elementary Grade 6 0 3 Middle Grade 1 1527 4 Middle Grade 2 941 5 Middle Grade 3 834 6 High Grade 1 0 Stratum 3302 0 200404001 102 200404002 54 200404003 46 200404004 149 200404005 137 200404006 190 200404007 203 200404008 90 200404009 51 200404010 150 200404012 200 200404013 207 200404014 194 200504001 257 200504002 291 200504003 237 200504004 289 200504005 191 200504006 264 PSU 3302 0 1 169 2 190 3 125 4 219 5 103 6 135 7 183 8 152 9 225 10 115 11 172 12 229 13 86 14 104 15 91 16 112 17 90 19 4 20 47 21 93 22 57 25 83 26 117 27 96 28 111 29 88 30 106