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Enhanced bromate formation during chlorination of bromide-containing waters in the presence of CuO: catalytic disproportionation of hypobromous acid 2012 Water Desalination and Reuse Center, King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Saudi Arabia.
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Print(0)
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Journal Article
Periodical, Full
Environmental science & technology
Periodical, Abbrev.
Environ.Sci.Technol.
Pub Date Free Form
16-Oct
Volume
46
Issue
20
Start Page
11054
Other Pages
11061
Notes
LR: 20131121; JID: 0213155; 0 (Bromates); 0 (Bromides); 0 (Drinking Water); 0 (Water Pollutants, Chemical); 712K4CDC10 (Hypochlorous Acid); 789U1901C5 (Copper); V1XJQ704R4 (cupric oxide); 2012/09/26 [aheadofprint]; ppublish
Place of Publication
United States
ISSN/ISBN
1520-5851; 0013-936X
Accession Number
PMID: 22963047
Language
eng
SubFile
Journal Article; IM
DOI
10.1021/es3021793 [doi]
Output Language
Unknown(0)
PMID
22963047
Abstract
Bromate (BrO(3)(-)) in drinking water is traditionally seen as an ozonation byproduct from the oxidation of bromide (Br(-)), and its formation during chlorination is usually not significant. This study shows enhanced bromate formation during chlorination of bromide-containing waters in the presence of cupric oxide (CuO). CuO was effective to catalyze hypochlorous acid (HOCl) or hypobromous acid (HOBr) decay (e.g., at least 10(4) times enhancement for HOBr at pH 8.6 by 0.2 g L(-1) CuO). Significant halate concentrations were formed from a CuO-catalyzed hypohalite disproportionation pathway. For example, the chlorate concentration was 2.7 +/- 0.2 muM (225.5 +/- 16.7 mug L(-1)) after 90 min for HOCl (C(o) = 37 muM, 2.6 mg L(-1) Cl(2)) in the presence of 0.2 g L(-1) CuO at pH 7.6, and the bromate concentration was 6.6 +/- 0.5 muM (844.8 +/- 64 mug L(-1)) after 180 min for HOBr (C(o) = 35 muM) in the presence of 0.2 g L(-1) CuO at pH 8.6. The maximum halate formation was at pHs 7.6 and 8.6 for HOCl or HOBr, respectively, which are close to their corresponding pK(a) values. In a HOCl-Br(-)-CuO system, BrO(3)(-) formation increases with increasing CuO doses and initial HOCl and Br(-) concentrations. A molar conversion (Br(-) to BrO(3)(-)) of up to (90 +/- 1)% could be achieved in the HOCl-Br(-)-CuO system because of recycling of Br(-) to HOBr by HOCl, whereas the maximum BrO(3)(-) yield in HOBr-CuO is only 26%. Bromate formation is initiated by the formation of a complex between CuO and HOBr/OBr(-), which then reacts with HOBr to generate bromite. Bromite is further oxidized to BrO(3)(-) by a second CuO-catalyzed process. These novel findings may have implications for bromate formation during chlorination of bromide-containing drinking waters in copper pipes.
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Book Title
Database
Publisher
Data Source
Authors
Liu,C., von Gunten,U., Croue,J.P.
Original/Translated Title
URL
Date of Electronic
20120926
PMCID
Editors
Adolescent cigarette smokers' and non-cigarette smokers' use of alternative tobacco products 2012 Division of Health Affairs, College of Medicine, Florida State University, 1115 W. Call Street, Tallahassee, FL 32306, USA. charles.saunders@med.fsu.edu
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco
Periodical, Abbrev.
Nicotine Tob.Res.
Pub Date Free Form
Aug
Volume
14
Issue
8
Start Page
977
Other Pages
985
Notes
JID: 9815751; 2012/02/07 [aheadofprint]; ppublish
Place of Publication
England
ISSN/ISBN
1469-994X; 1462-2203
Accession Number
PMID: 22318693
Language
eng
SubFile
Journal Article; IM
DOI
10.1093/ntr/ntr323 [doi]
Output Language
Unknown(0)
PMID
22318693
Abstract
INTRODUCTION: This study uses the most recent data from the nationally representative National Youth Tobacco Survey (NYTS) to examine the use of alternative tobacco products among U.S. cigarette smokers and non-cigarette smokers aged 14-17. Alternative tobacco product use is defined as use of one or more of the following products: smokeless tobacco, cigars, pipes, bidis, or kreteks. METHODS: Using the results from the 2004, 2006, and 2009 NYTS, multivariate logistic regressions were used to investigate separately the extent of alternative tobacco product use in current cigarette smokers and in those who reported not smoking cigarettes controlling for demographic and other independent influences. RESULTS: The results indicate that for adolescent smokers and nonsmokers, the use of one type of alternative tobacco product made it much more likely the individual would use one or more of the other alternative tobacco products. Non-cigarette smokers using these tobacco products appeared to exhibit symptoms of nicotine dependence comparable to those of cigarette smokers. CONCLUSIONS: More information on adolescent use of alternative tobacco products is needed. Current cigarette use declined 3.4% annually over 2004-2009 for the NYTS 14- to 17-year-old population, but this cohort's use of alternative tobacco products was unchanged. The number of adolescents aged 14-17 who did not smoke cigarettes but used alternative tobacco products increased 5.9% per year over the same period. Current surveillance measures need to be expanded in order to gain a more comprehensive understanding of adolescent alternative tobacco use.
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Database
Publisher
Data Source
Authors
Saunders,C., Geletko,K.
Original/Translated Title
URL
Date of Electronic
20120207
PMCID
Editors
The effect of an Er,Cr:YSGG laser on the micro-shear bond strength of composite to the enamel and dentin of human permanent teeth 2012 Iran Center for Dental Research, Dental School of Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Lasers in medical science
Periodical, Abbrev.
Lasers Med.Sci.
Pub Date Free Form
Jul
Volume
27
Issue
4
Start Page
761
Other Pages
765
Notes
JID: 8611515; 0 (Acrylic Resins); 0 (Composite Dental Resin); 0 (Composite Resins); 0 (Dentin-Bonding Agents); 0 (Polyurethanes); 2010/11/30 [received]; 2011/06/29 [accepted]; 2011/08/02 [aheadofprint]; ppublish
Place of Publication
England
ISSN/ISBN
1435-604X; 0268-8921
Accession Number
PMID: 21809070
Language
eng
SubFile
Journal Article; IM
DOI
10.1007/s10103-011-0961-7 [doi]
Output Language
Unknown(0)
PMID
21809070
Abstract
The bond strength of resin composite to Er,Cr:YSGG laser-irradiated enamel and dentin has been evaluated in only a few studies. Therefore, we measured and compared the micro-shear bond strength of composite restorations to enamel and dentin using two different cavity-preparation tools and conditioning methods. One hundred and seventy-five caries-free human third molars were sectioned longitudinally into two different thicknesses and randomly assigned to seven subgroups (n = 25). Enamel groups included laser-cut without etching (LO), laser-cut and laser-etched (LL), laser-cut and acid-etched (LA), bur-cut and laser-etched (BL1), and bur-cut and acid-etched (BA1-comparison group). Dentinal groups included bur-cut and laser-etched (BL2) and bur-cut and acid-etched (BA2-comparison group). The specimens were bonded by Single Bond and Tygon tubes and were restored with Z100 composite. Failure patterns were evaluated using a stereomicroscope, and a shear bond test was performed at 0.5 mm/min. The mean shear bond strength values (MPa) for the LO, LL, LA, BL1 and BA1 enamel groups were 23.14, 23.77, 23.51, 19.30, and 28.99, respectively, whereas for the BL and BA dentinal groups, these values were 22.44 and 26.15, respectively. In enamel specimens, BA1 and LL groups presented the highest shear bond strength values, and the bur-cut and laser-etched (BL1) group showed the lowest values. In the laser-etched groups, bond strength values for bur-cut surfaces were significantly higher than those for laser-cut surfaces. Moreover, there was a significant difference between the BL2 and BA2 dentinal groups. The results of this study indicate that re-etching with acid phosphoric would be recommended if an Er,Cr:YSGG laser is used for tooth preparation or surface treatment.
Descriptors
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Book Title
Database
Publisher
Data Source
Authors
Jaberi Ansari,Z., Fekrazad,R., Feizi,S., Younessian,F., Kalhori,K.A., Gutknecht,N.
Original/Translated Title
URL
Date of Electronic
20110802
PMCID
Editors
Preventing smoking relapse via Web-based computer-tailored feedback: a randomized controlled trial 2012 Department of Health Promotion, School for Public Health and Primary Care (Caphri), Maastricht University, Maastricht, Netherlands. iman.elfeddali@maastrichtuniversity.nl
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Journal of medical Internet research
Periodical, Abbrev.
J.Med.Internet Res.
Pub Date Free Form
20-Aug
Volume
14
Issue
4
Start Page
e109
Other Pages
Notes
LR: 20151119; JID: 100959882; OID: NLM: PMC3510689; 2012/01/19 [received]; 2012/05/24 [accepted]; 2012/04/29 [revised]; epublish
Place of Publication
Canada
ISSN/ISBN
1438-8871; 1438-8871
Accession Number
PMID: 22903145
Language
eng
SubFile
Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't; IM
DOI
10.2196/jmir.2057 [doi]
Output Language
Unknown(0)
PMID
22903145
Abstract
BACKGROUND: Web-based computer-tailored approaches have the potential to be successful in supporting smoking cessation. However, the potential effects of such approaches for relapse prevention and the value of incorporating action planning strategies to effectively prevent smoking relapse have not been fully explored. The Stay Quit for You (SQ4U) study compared two Web-based computer-tailored smoking relapse prevention programs with different types of planning strategies versus a control group. OBJECTIVES: To assess the efficacy of two Web-based computer-tailored programs in preventing smoking relapse compared with a control group. The action planning (AP) program provided tailored feedback at baseline and invited respondents to do 6 preparatory and coping planning assignments (the first 3 assignments prior to quit date and the final 3 assignments after quit date). The action planning plus (AP+) program was an extended version of the AP program that also provided tailored feedback at 11 time points after the quit attempt. Respondents in the control group only filled out questionnaires. The study also assessed possible dose-response relationships between abstinence and adherence to the programs. METHODS: The study was a randomized controlled trial with three conditions: the control group, the AP program, and the AP+ program. Respondents were daily smokers (N = 2031), aged 18 to 65 years, who were motivated and willing to quit smoking within 1 month. The primary outcome was self-reported continued abstinence 12 months after baseline. Logistic regression analyses were conducted using three samples: (1) all respondents as randomly assigned, (2) a modified sample that excluded respondents who did not make a quit attempt in conformance with the program protocol, and (3) a minimum dose sample that also excluded respondents who did not adhere to at least one of the intervention elements. Observed case analyses and conservative analyses were conducted. RESULTS: In the observed case analysis of the randomized sample, abstinence rates were 22% (45/202) in the control group versus 33% (63/190) in the AP program and 31% (53/174) in the AP+ program. The AP program (odds ratio 1.95, P = .005) and the AP+ program (odds ratio 1.61, P = .049) were significantly more effective than the control condition. Abstinence rates and effects differed per sample. Finally, the results suggest a dose-response relationship between abstinence and the number of program elements completed by the respondents. CONCLUSION: Despite the differences in results caused by the variation in our analysis approaches, we can conclude that Web-based computer-tailored programs combined with planning strategy assignments and feedback after the quit attempt can be effective in preventing relapse 12 months after baseline. However, adherence to the intervention seems critical for effectiveness. Finally, our results also suggest that more research is needed to assess the optimum intervention dose. TRIAL REGISTRATION: Dutch Trial Register: NTR1892; http://www.trialregister.nl/trialreg/admin/rctview.asp?TC=1892 (Archived by WebCite at http://www.webcitation.org/693S6uuPM).
Descriptors
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Book Title
Database
Publisher
Data Source
Authors
Elfeddali,I., Bolman,C., Candel,M.J., Wiers,R.W., de Vries,H.
Original/Translated Title
URL
Date of Electronic
20120820
PMCID
PMC3510689
Editors
The effect of cigarette smoking on allergic conditions in Maltese children (ISAAC) 2012 Department of Medicine, Mater Dei Hospital and University of Malta, Malta. stevemonte@waldonet.net.mt
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Pediatric allergy and immunology : official publication of the European Society of Pediatric Allergy and Immunology
Periodical, Abbrev.
Pediatr.Allergy Immunol.
Pub Date Free Form
Aug
Volume
23
Issue
5
Start Page
472
Other Pages
478
Notes
CI: (c) 2012; JID: 9106718; 0 (Tobacco Smoke Pollution); 2012/03/22 [aheadofprint]; ppublish
Place of Publication
England
ISSN/ISBN
1399-3038; 0905-6157
Accession Number
PMID: 22435636
Language
eng
SubFile
Journal Article; IM
DOI
10.1111/j.1399-3038.2012.01276.x [doi]
Output Language
Unknown(0)
PMID
22435636
Abstract
Maltese children are frequently exposed to tobacco smoke through passive and personal smoking. In the phase 3 ISAAC study questionnaire, we enquired about passive smoking to the parents of 3816 (80% response rate) 5- to 8-yr-old children and about passive and personal smoking to 4139 (90% response rate) 13- to 15-yr-old participating children. Thirty-one percent of 5- to 8-yr olds were passive smokers with their father more likely to be the smoker (p
Descriptors
Links
Book Title
Database
Publisher
John Wiley & Sons A/S
Data Source
Authors
Montefort,S., Ellul,P., Montefort,M., Caruana,S., Grech,V., Agius Muscat,H.
Original/Translated Title
URL
Date of Electronic
20120322
PMCID
Editors
Comparison of pulmonary function and respiratory symptoms in water pipe and cigarette smokers 2012 Department of Physiology and Applied Physiology Research Centre, School of Medicine, Mashhad, Iran. boskabadymh@mums.ac.ir
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Respirology (Carlton, Vic.)
Periodical, Abbrev.
Respirology
Pub Date Free Form
Aug
Volume
17
Issue
6
Start Page
950
Other Pages
956
Notes
CI: (c) 2012 The Authors. Respirology (c) 2012; JID: 9616368; ppublish
Place of Publication
Australia
ISSN/ISBN
1440-1843; 1323-7799
Accession Number
PMID: 22583352
Language
eng
SubFile
Comparative Study; Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1111/j.1440-1843.2012.02194.x [doi]
Output Language
Unknown(0)
PMID
22583352
Abstract
BACKGROUND AND OBJECTIVE: A major type of smoking in Middle Eastern countries is water pipe (WP) smoking. In the present study, pulmonary function tests (PFT) and respiratory symptoms (RS) were compared in WP smokers and deep inspiration (S-DI) or normal inspiration (S-NI) cigarette smokers. METHODS: Pulmonary function and RS were compared among WP smokers, deep or normal inspiration cigarette smokers, and non-smokers. RESULTS: All PFT values in WP smokers and S-DI, but only some values in S-NI, were lower than those of non-smokers (P
Descriptors
Links
Book Title
Database
Publisher
Asian Pacific Society of Respirology
Data Source
Authors
Boskabady,M.H., Farhang,L., Mahmodinia,M., Boskabady,M., Heydari,G.R.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Acute toxicant exposure and cardiac autonomic dysfunction from smoking a single narghile waterpipe with tobacco and with a "healthy" tobacco-free alternative 2012 Department of Psychology and Institute for Drug and Alcohol Studies, Virginia Commonwealth University, Richmond, VA, USA.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Toxicology letters
Periodical, Abbrev.
Toxicol.Lett.
Pub Date Free Form
23-Nov
Volume
215
Issue
1
Start Page
70
Other Pages
75
Notes
LR: 20151119; CI: Copyright (c) 2012; GR: F31DA028102/DA/NIDA NIH HHS/United States; GR: R01 CA120142/CA/NCI NIH HHS/United States; GR: R01 DA025659/DA/NIDA NIH HHS/United States; GR: R01CA120142/CA/NCI NIH HHS/United States; GR: R01DA025659/DA/NIDA NIH H
Place of Publication
Netherlands
ISSN/ISBN
1879-3169; 0378-4274
Accession Number
PMID: 23059956
Language
eng
SubFile
Journal Article; Research Support, U.S. Gov't, P.H.S.; IM
DOI
10.1016/j.toxlet.2012.09.026 [doi]
Output Language
Unknown(0)
PMID
23059956
Abstract
Tobacco smoking using a waterpipe (narghile, hookah, shisha) has become a global epidemic. Unlike cigarette smoking, little is known about the health effects of waterpipe use. One acute effect of cigarette smoke inhalation is dysfunction in autonomic regulation of the cardiac cycle, as indicated by reduction in heart rate variability (HRV). Reduced HRV is implicated in adverse cardiovascular health outcomes, and is associated with inhalation exposure-induced oxidative stress. Using a 32 participant cross-over study design, we investigated toxicant exposure and effects of waterpipe smoking on heart rate variability when, under controlled conditions, participants smoked a tobacco-based and a tobacco-free waterpipe product promoted as an alternative for "health-conscious" users. Outcome measures included HRV, exhaled breath carbon monoxide (CO), plasma nicotine, and puff topography, which were measured at times prior to, during, and after smoking. We found that waterpipe use acutely decreased HRV (p
Descriptors
Links
Book Title
Database
Publisher
Elsevier Ireland Ltd
Data Source
Authors
Cobb,C.O., Sahmarani,K., Eissenberg,T., Shihadeh,A.
Original/Translated Title
URL
Date of Electronic
20121008
PMCID
PMC3641895
Editors
Determination of polycyclic aromatic hydrocarbons in water samples using online microextraction by packed sorbent coupled with gas chromatography-mass spectrometry 2012 Key Laboratory of Combinatorial Biosynthesis and Drug Discovery (Wuhan University), Ministry of Education, Wuhan University School of Pharmaceutical Sciences, Wuhan 430071, China.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Talanta
Periodical, Abbrev.
Talanta
Pub Date Free Form
30-May
Volume
94
Issue
Start Page
152
Other Pages
157
Notes
CI: Copyright (c) 2012; JID: 2984816R; 0 (Polycyclic Hydrocarbons, Aromatic); 0 (Water Pollutants, Chemical); 2012/01/13 [received]; 2012/02/27 [revised]; 2012/03/04 [accepted]; 2012/03/10 [aheadofprint]; ppublish
Place of Publication
Netherlands
ISSN/ISBN
1873-3573; 0039-9140
Accession Number
PMID: 22608428
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1016/j.talanta.2012.03.010 [doi]
Output Language
Unknown(0)
PMID
22608428
Abstract
A fully automated microextraction by packed sorbents (MEPS) coupled with large volume injection gas chromatography-mass spectrometry (GC-MS) has been developed for the determination of eight polycyclic aromatic hydrocarbons (PAHs) in environmental water samples. Naphthalene (Nap), pyrene (Pyr), anthracene, acenaphthylene, phenanthrene, fluoranthene (Flr), fluorene and acenaphthene were the PAHs studied. The performance of the microextraction-GC-MS protocol was compared with solid phase extraction (SPE) and GC-MS analysis. Under optimized experimental conditions, the methods were linear for all analytes in the following ranges: 0.05-2.0 mug L(-1) (MEPS) and 0.25-10.0 mug L(-1) (SPE). The correlation coefficients (R(2)) were in the range 0.9965-0.9997 (MEPS) and 0.9978-0.9998 (SPE) for all the analytes. Limits of detection (LODs) for 2 mL samples (MEPS) ranged from 0.8 ng L(-1) to 8.2 ng L(-1). LODs for 50 mL samples (SPE) were between 4.8 ng L(-1) and 35.9 ng L(-1). The two methods were successfully applied to the determination of the 8 PAHs in environmental waters, with recoveries in the range of 70-117% (MEPS) and 72-134% (SPE) for a real spiked sample. The two sample preparation processes showed good repeatabilities with intra-day relative standard deviations below 14.0% (MEPS) and 14.6% (SPE). Nap, Flr and Pyr were found in a river water sample.
Descriptors
Links
Book Title
Database
Publisher
Elsevier B.V
Data Source
Authors
Fu,S., Fan,J., Hashi,Y., Chen,Z.
Original/Translated Title
URL
Date of Electronic
20120310
PMCID
Editors
Isolation and characterisation of lactic acid bacteria from jiang-gua (fermented cucumbers), a traditional fermented food in Taiwan 2012 Department of Biotechnology, Ming Chuan University, No. 5 De-Ming Road, Gui-Shan, Taoyuan 333, Taiwan. yisheng@mail.mcu.edu.tw
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Journal of the science of food and agriculture
Periodical, Abbrev.
J.Sci.Food Agric.
Pub Date Free Form
15-Aug
Volume
92
Issue
10
Start Page
2069
Other Pages
2075
Notes
CI: Copyright (c) 2012; JID: 0376334; 0 (RNA, Ribosomal, 16S); 2011/06/20 [received]; 2011/11/26 [revised]; 2011/12/04 [accepted]; 2012/01/23 [aheadofprint]; ppublish
Place of Publication
England
ISSN/ISBN
1097-0010; 0022-5142
Accession Number
PMID: 22271629
Language
eng
SubFile
Journal Article; IM
DOI
10.1002/jsfa.5583 [doi]
Output Language
Unknown(0)
PMID
22271629
Abstract
BACKGROUND: Jiang-gua (fermented cucumbers) is a popular traditional fermented food in Taiwan. The microflora of lactic acid bacteria (LAB) in jiang-gua have not been investigated in detail. In this study, LAB from jiang-gua were isolated, characterised and identified. RESULTS: A total of 103 LAB were isolated; 70 cultures were isolated from jiang-gua samples and 33 cultures were isolated from its raw substrate, cucumber. These isolates were mainly characterised phenotypically and then divided into seven groups (A-G) by restriction fragment length polymorphism analysis and sequencing of 16S ribosomal DNA. The isolates were identified as Enterococcus casseliflavus, Leuconostoc lactis, Leuconostoc mesenteroides, Lactobacillus pentosus, Lactobacillus plantarum, Lactobacillus paraplantarum, Lactococcus lactis subsp. lactis, Weissella cibaria and Weissella hellenica. The antibacterial activities of the isolates were determined and 11 Lc. lactis subsp. lactis strains showed inhibitory activity against the indicator strain Lactobacillus sakei JCM 1157(T) . CONCLUSION: Heterofermentative W. cibaria and Leu. lactis were the major LAB found in jiang-gua samples without soy sauce. In soy sauce-added samples, homofermentative L. pentosus and L. plantarum were the most abundant LAB. In addition, the results also suggested that HhaI and RsaI restriction enzymes could be applied to distinguish W. hellenica and Weissella paramesenteroides.
Descriptors
Links
Book Title
Database
Publisher
Society of Chemical Industry
Data Source
Authors
Chen,Y.S., Wu,H.C., Lo,H.Y., Lin,W.C., Hsu,W.H., Lin,C.W., Lin,P.Y., Yanagida,F.
Original/Translated Title
URL
Date of Electronic
20120123
PMCID
Editors
Incidence of gastroesophageal reflux disease in Uygur and Han Chinese adults in Urumqi 2012 Department of Gastroenterology, First Affiliated Hospital of Xi'an Medical College, Xi'an 710077, Shaanxi Province, China. nchy69@163.com
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
World journal of gastroenterology
Periodical, Abbrev.
World J.Gastroenterol.
Pub Date Free Form
28-Dec
Volume
18
Issue
48
Start Page
7333
Other Pages
7340
Notes
LR: 20151119; JID: 100883448; 0 (Tea); OID: NLM: PMC3544039; OTO: NOTNLM; 2012/09/14 [received]; 2012/10/31 [revised]; 2012/11/11 [accepted]; ppublish
Place of Publication
China
ISSN/ISBN
2219-2840; 1007-9327
Accession Number
PMID: 23326142
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.3748/wjg.v18.i48.7333 [doi]
Output Language
Unknown(0)
PMID
23326142
Abstract
AIM: To investigate the incidence of gastroesophageal reflux disease (GERD) and its related risk factors in Uygur and Han Chinese adult in Urumqi, China. METHODS: A population-based cross-sectional survey was undertaken in a total of 972 Uygur (684 male and 288 female) aged from 24 to 61 and 1023 Han Chinese (752 male and 271 female) aged from 23 to 63 years. All participants were recruited from the residents who visited hospital for health examination from November 2011 to May 2012. Each participant signed an informed consent and completed a GERD questionnaire (Gerd Q) and a lifestyle-food frequency questionnaire survey. Participants whose Gerd Q score was >/= 8 and met one of the following requirements would be enrolled into this research: (1) being diagnosed with erosive esophagitis (EE) or Barrett's esophagus (BE) by endoscopy; (2) negative manifestation under endoscopy (non-erosive reflux disease, NERD) with abnormal acid reflux revealed by 24-h esophageal pH monitoring; and (3) suffering from typical heartburn and regurgitation with positive result of proton pump inhibitor test. RESULTS: According to Gerd Q scoring criteria, 340 cases of Uygur and 286 cases of Han Chinese were defined as GERD. GERD incidence in Uygur was significantly higher than in Han Chinese (35% vs 28%, chi(2) = 11.09, P
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Niu,C.Y., Zhou,Y.L., Yan,R., Mu,N.L., Gao,B.H., Wu,F.X., Luo,J.Y.
Original/Translated Title
URL
Date of Electronic
PMCID
PMC3544039
Editors