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Flying after diving: in-flight echocardiography after a scuba diving week 2014 DAN Europe Research Division, Roseto degli Abruzzi, Italy.
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Journal Article
Periodical, Full
Aviation, Space, and Environmental Medicine
Periodical, Abbrev.
Aviat.Space Environ.Med.
Pub Date Free Form
Oct
Volume
85
Issue
10
Start Page
993
Other Pages
998
Notes
LR: 20150514; JID: 7501714; CIN: Aerosp Med Hum Perform. 2015 May;86(5):488. PMID: 25945669; CIN: Aerosp Med Hum Perform. 2015 May;86(5):489. PMID: 25945670; ppublish
Place of Publication
United States
ISSN/ISBN
0095-6562; 0095-6562
Accession Number
PMID: 25245898
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM; S
DOI
10.3357/ASEM.3805.2014 [doi]
Output Language
Unknown(0)
PMID
25245898
Abstract
INTRODUCTION: Flying after diving may increase decompression sickness risk (DCS), but strong evidence indicating minimum preflight surface intervals (PFSI) is missing. METHODS: On return flights after a diving week on a live-aboard, 32 divers were examined by in-flight echocardiography with the following protocol: 1) outgoing flight, no previous dive; 2) during the diving week; 3) before the return flight after a 24-h PFSI; and 4) during the return flight. RESULTS: All divers completed similar multiple repetitive dives during the diving week. All dives were equivalent as to inert gas load and gradient factor upon surfacing. No bubbles in the right heart were found in any diver during the outgoing flight or at the preflight control after a 24-h PFSI following the diving week. A significant increase in the number and grade of bubbles was observed during the return flight. However, bubbles were only observed in 6 of the 32 divers. These six divers were the same ones who developed bubbles after every dive. CONCLUSIONS: Having observed a 24-h preflight interval, the majority of divers did not develop bubbles during altitude exposure; however, it is intriguing to note that the same subjects who developed significant amounts of bubbles after every dive showed equally significant bubble grades during in-flight echocardiography notwithstanding a correct PFSI. This indicates a possible higher susceptibility to bubble formation in certain individuals, who may need longer PFSI before altitude exposure after scuba diving.
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Cialoni,D., Pieri,M., Balestra,C., Marroni,A.
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URL
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PMCID
Editors
In vitro activities of antifungal combinations against biofilms and planktonic forms of clinical Trichosporon asahii isolates 2014 Department of Dermatology, General Hospital of Beijing Military Command, Beijing, People's Republic of China.; Department of Dermatology, General Hospital of Beijing Military Command, Beijing, People's Republic of China.; Department of Dermatology, Genera
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Print(0)
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Journal Article
Periodical, Full
Antimicrobial Agents and Chemotherapy
Periodical, Abbrev.
Antimicrob.Agents Chemother.
Pub Date Free Form
Dec
Volume
58
Issue
12
Start Page
7615
Other Pages
7616
Notes
LR: 20151029; JID: 0315061; 0 (Antifungal Agents); 0 (Drug Combinations); 0 (Echinocandins); 7XU7A7DROE (Amphotericin B); F0XDI6ZL63 (caspofungin); JFU09I87TR (Voriconazole); OID: NLM: PMC4249521; 2014/09/22 [aheadofprint]; ppublish
Place of Publication
United States
ISSN/ISBN
1098-6596; 0066-4804
Accession Number
PMID: 25246408
Language
eng
SubFile
Letter; Research Support, Non-U.S. Gov't; IM
DOI
10.1128/AAC.03817-14 [doi]
Output Language
Unknown(0)
PMID
25246408
Abstract
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Book Title
Database
Publisher
Data Source
Authors
Liao,Y., Yang,S., Cong,L., Lu,X., Ao,J., Yang,R.
Original/Translated Title
URL
Date of Electronic
20140922
PMCID
PMC4249521
Editors
Etiology of drug abuse: a narrative analysis 2014 St. Vincent Hospital, St. Vincent Health, Melbourne, Australia.; Neuroscience Research Center, Institute of Neuropharmacology, Kerman University of Medical Sciences, Kerman, Iran.
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Print(0)
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Journal Article
Periodical, Full
Journal of addiction
Periodical, Abbrev.
J.Addict.
Pub Date Free Form
Volume
2014
Issue
Start Page
352835
Other Pages
Notes
LR: 20140925; JID: 101602563; OID: NLM: PMC4160618; 2014/05/05 [received]; 2014/08/18 [revised]; 2014/08/19 [accepted]; 2014/08/26 [epublish]; ppublish
Place of Publication
Egypt
ISSN/ISBN
2090-7834; 2090-7850
Accession Number
PMID: 25247105
Language
eng
SubFile
Journal Article
DOI
10.1155/2014/352835 [doi]
Output Language
Unknown(0)
PMID
25247105
Abstract
Introduction and Aim. Further gains in the prevention of drug abuse disorders require in-depth and holistic understanding of the risk factors of addiction from different perspectives. Lay persons and experts have different concepts of risk which could complement each other. The purpose of this study was to elaborate drug abuse risk factors through the story of individuals who had become drug dependent. Design and Methods. In this qualitative research, 33 individuals attending treatment centres for drug abuse were interviewed about the story of their addiction in Kerman, Iran. Interview questions were around the story of the participants. Results. All participants were male and in the age range of 18-40 years. Narrative analysis identified five themes as the main risk factors: family factors, peer pressure, the effect of gateway drugs (especially waterpipe), individual characteristics, and the community factors. More emphasis was placed upon the role of family factors, peer influence, and gateway effect. Discussion and Conclusion. This study elicited information from drug dependent subjects regarding the risk factors of drug abuse. According to drug dependent individuals' views, more attention should be devoted to family and peer influences by policy makers, in developing culture-based preventive strategies.
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Database
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Data Source
Authors
Jadidi,N., Nakhaee,N.
Original/Translated Title
URL
Date of Electronic
20140826
PMCID
PMC4160618
Editors
Perceptions about e-cigarette safety may lead to e-smoking during pregnancy 2014
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Print(0)
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Journal Article
Periodical, Full
Bulletin of the Menninger Clinic
Periodical, Abbrev.
Bull.Menninger Clin.
Pub Date Free Form
Summer
Volume
78
Issue
3
Start Page
243
Other Pages
252
Notes
LR: 20151029; GR: DA026539/DA/NIDA NIH HHS/United States; GR: DA09167/DA/NIDA NIH HHS/United States; GR: K01 DA026539/DA/NIDA NIH HHS/United States; GR: R03 DA029167/DA/NIDA NIH HHS/United States; JID: 7507032; NIHMS696463; OID: NLM: NIHMS696463; OID: NLM
Place of Publication
United States
ISSN/ISBN
1943-2828; 0025-9284
Accession Number
PMID: 25247743
Language
eng
SubFile
Journal Article; Research Support, N.I.H., Extramural; Research Support, Non-U.S. Gov't; IM
DOI
10.1521/bumc.2014.78.3.243 [doi]
Output Language
Unknown(0)
PMID
25247743
Abstract
Electronic cigarettes (e-cigarettes) are nicotine-delivery devices that are increasingly used, especially by young people. Because e-cigarettes lack many of the substances found in regular tobacco, they are often perceived as a safer smoking alternative, especially in high-risk situations such as pregnancy. However, studies suggest that it is exposure to nicotine that is most detrimental to prenatal development. The authors studied perceptions of tobacco and e-cigarette health risks using a multiple-choice survey. To study the perceived safety of e-cigarettes versus tobacco cigarettes, 184 modified Global Health Youth Surveys (WHO, http://www.who.int/tobacco/surveillance/gyts/en/ ) were completed electronically or on paper. Age range, smoking status, and perceptions about tobacco cigarettes and e-cigarettes were studied. The results verified that younger people use e-cigarettes more than older people. Tobacco cigarettes were perceived as more harmful than e-cigarettes to health in general, including lung cancer and pregnancy. Although more research is necessary, the authors postulate that the perception that e-cigarettes are safer during pregnancy may induce pregnant women to use these devices more freely. Given that nicotine is known to cause fetal harm, pregnant mothers who smoke e-cigarettes could cause even greater harm to the fetus because e-cigarettes are perceived as being safer than tobacco cigarettes. Until more data about the effects of nicotine during pregnancy are available, the authors advocate for labeling of e-cigarettes as potentially harmful, at least during pregnancy.
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Authors
Baeza-Loya,S., Viswanath,H., Carter,A., Molfese,D.L., Velasquez,K.M., Baldwin,P.R., Thompson-Lake,D.G., Sharp,C., Fowler,J.C., De La Garza,R.,2nd, Salas,R.
Original/Translated Title
URL
Date of Electronic
PMCID
PMC4458373
Editors
Waterpipe smoke: source of toxic and carcinogenic VOCs, phenols and heavy metals? 2015 Department of Chemicals and Product Safety, German Federal Institute for Risk Assessment (BfR), Max-Dohrn-Strasse 8-10, 10589, Berlin, Germany. Jens.Schubert@bfr.bund.de.; Department of Chemicals and Product Safety, German Federal Institute for Risk Asses
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Print(0)
Ref Type
Journal Article
Periodical, Full
Archives of Toxicology
Periodical, Abbrev.
Arch.Toxicol.
Pub Date Free Form
Nov
Volume
89
Issue
11
Start Page
2129
Other Pages
2139
Notes
JID: 0417615; OTO: NOTNLM; 2014/02/20 [received]; 2014/09/11 [accepted]; 2014/09/24 [aheadofprint]; ppublish
Place of Publication
Germany
ISSN/ISBN
1432-0738; 0340-5761
Accession Number
PMID: 25248501
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1007/s00204-014-1372-x [doi]
Output Language
Unknown(0)
PMID
25248501
Abstract
The use of the waterpipe, a traditional aid for the consumption of tobacco, has spread worldwide and is steadily increasing especially among the youth. On the other hand, there is a lack of knowledge regarding the composition of mainstream waterpipe smoke and the toxicological risks associated with this kind of smoking habit. Using a standardized machine smoking protocol, mainstream waterpipe smoke was generated and further analyzed for twelve volatile organic compounds (VOCs) and eight phenolic compounds by applying gas chromatography-mass spectrometry and reverse-phase high-performance liquid chromatography-fluorescence detection, respectively. Additionally, seventeen elements were analyzed in waterpipe tobacco and charcoal prior to and after smoking, applying inductively coupled plasma-mass spectrometry to assess the maximum exposure of these elements. For the first time ever, we have been able to show that waterpipe mainstream smoke contains high levels of the human carcinogen benzene. Compared with cigarette smoke yields, the levels were 6.2-fold higher, thus representing a significant health hazard for the waterpipe smoker. Furthermore, we found that waterpipe mainstream smoke contains considerable amounts of catechol, hydroquinone and phenol, each of which causing some health concern at least. The analysis of waterpipe tobacco and charcoal revealed that both matrices contained considerable amounts of the toxic elements nickel, cadmium, lead and chromium. Altogether, the data on VOCs, phenols and elements presented in this study clearly point to the health hazards associated with the consumption of tobacco using waterpipes.
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Database
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Data Source
Authors
Schubert,J., Muller,F.D., Schmidt,R., Luch,A., Schulz,T.G.
Original/Translated Title
URL
Date of Electronic
20140924
PMCID
Editors
Relation of exercise capacity with lung volumes before and after 6-minute walk test in subjects with COPD 2014 Department of Internal Medicine II, University Hospital of Ulm, Ulm, Germany. thomas.wibmer@gmx.de.; Department of Internal Medicine II, University Hospital of Ulm, Ulm, Germany.; Department of Internal Medicine II, University Hospital of Ulm, Ulm, German
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Print(0)
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Journal Article
Periodical, Full
Respiratory care
Periodical, Abbrev.
Respir.Care
Pub Date Free Form
Nov
Volume
59
Issue
11
Start Page
1687
Other Pages
1695
Notes
CI: Copyright (c) 2014; JID: 7510357; OTO: NOTNLM; 2014/09/23 [aheadofprint]; ppublish
Place of Publication
United States
ISSN/ISBN
1943-3654; 0020-1324
Accession Number
PMID: 25249649
Language
eng
SubFile
Journal Article; IM
DOI
10.4187/respcare.03082 [doi]
Output Language
Unknown(0)
PMID
25249649
Abstract
INTRODUCTION: There is growing evidence that exercise-induced variation in lung volumes is an important source of ventilatory limitation and is linked to exercise intolerance in COPD. The aim of this study was to compare the correlations of walk distance and lung volumes measured before and after a 6-min walk test (6MWT) in subjects with COPD. METHODS: Forty-five subjects with stable COPD (mean pre-bronchodilator FEV1: 47 +/- 18% predicted) underwent a 6MWT. Body plethysmography was performed immediately pre- and post-6MWT. RESULTS: Correlations were generally stronger between 6-min walk distance and post-6MWT lung volumes than between 6-min walk distance and pre-6MWT lung volumes, except for FEV1. These differences in Pearson correlation coefficients were significant for residual volume expressed as percent of total lung capacity (-0.67 vs -0.58, P = .043), percent of predicted residual volume expressed as percent of total lung capacity (-0.68 vs -0.59, P = .026), inspiratory vital capacity (0.65 vs 0.54, P = .019), percent of predicted inspiratory vital capacity (0.49 vs 0.38, P = .037), and percent of predicted functional residual capacity (-0.62 vs -0.47, P = .023). CONCLUSIONS: In subjects with stable COPD, lung volumes measured immediately after 6MWT are more closely related to exercise limitation than baseline lung volumes measured before 6MWT, except for FEV1. Therefore, pulmonary function testing immediately after exercise should be included in future studies on COPD for the assessment of exercise-induced ventilatory constraints to physical performance that cannot be adequately assessed from baseline pulmonary function testing at rest.
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Publisher
by Daedalus Enterprises
Data Source
Authors
Wibmer,T., Rudiger,S., Kropf-Sanchen,C., Stoiber,K.M., Rottbauer,W., Schumann,C.
Original/Translated Title
URL
Date of Electronic
20140923
PMCID
Editors
Crystal structures of trans-di-chlorido-tetra-kis-[1-(2,6-diiso-propyl-phen-yl)-1H-imidazole-kappaN (3)]iron(II), trans-di-bromido-tetra-kis-[1-(2,6-diiso-propyl-phen-yl)-1H-imidazole-kappaN (3)]iron(II) and trans-di-bromido-tetra-kis-[1-(2,6-diiso-propyl 2014 Department of Chemistry, University of Fribourg, Av. de Perolles, CH-1700 Fribourg, Switzerland.; Department of Chemistry, University of Fribourg, Av. de Perolles, CH-1700 Fribourg, Switzerland.; Benefri Crystallography Service, University of Neuchatel, A
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Print(0)
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Journal Article
Periodical, Full
Acta crystallographica.Section E, Structure reports online
Periodical, Abbrev.
Acta Crystallogr.Sect.E.Struct.Rep.Online
Pub Date Free Form
19-Jul
Volume
70
Issue
Pt 8
Start Page
72
Other Pages
76
Notes
LR: 20140926; JID: 101089178; OID: NLM: PMC4158527; OTO: NOTNLM; 2014/08/01 [ecollection]; 2014/06/12 [received]; 2014/06/15 [accepted]; 2014/07/19 [epublish]; epublish
Place of Publication
United States
ISSN/ISBN
1600-5368; 1600-5368
Accession Number
PMID: 25249858
Language
eng
SubFile
Journal Article
DOI
10.1107/S1600536814014056 [doi]
Output Language
Unknown(0)
PMID
25249858
Abstract
The title compounds, [FeCl2(C15H20N2)4], (I), [FeBr2(C15H20N2)4], (II), and [FeBr2(C15H20N2)4].2C4H10O, (IIb), respectively, all have triclinic symmetry, with (I) and (II) being isotypic. The Fe(II) atoms in each of the structures are located on an inversion center. They have octa-hedral FeX 2N4 (X = Cl and Br, respectively) coordination spheres with the Fe(II) atom coordinated by two halide ions in a trans arrangement and by the tertiary N atom of four aryl-imidazole ligands [1-(2,6-diiso-propyl-phen-yl)-1H-imidazole] in the equatorial plane. In the two independent ligands, the benzene and imidazole rings are almost normal to one another, with dihedral angles of 88.19 (15) and 79.26 (14) degrees in (I), 87.0 (3) and 79.2 (3) degrees in (II), and 84.71 (11) and 80.58 (13) degrees in (IIb). The imidazole rings of the two independent ligand mol-ecules are inclined to one another by 70.04 (15), 69.3 (3) and 61.55 (12) degrees in (I), (II) and (IIb), respectively, while the benzene rings are inclined to one another by 82.83 (13), 83.0 (2) and 88.16 (12) degrees , respectively. The various dihedral angles involving (IIb) differ slightly from those in (I) and (II), probably due to the close proximity of the diethyl ether solvent mol-ecule. There are a number of C-Hcdots, three dots, centeredhalide hydrogen bonds in each mol-ecule involving the CH groups of the imidazole units. In the structures of compounds (I) and (II), mol-ecules are linked via pairs of C-Hcdots, three dots, centeredhalogen hydrogen bonds, forming chains along the a axis that enclose R 2 (2)(12) ring motifs. The chains are linked by C-Hcdots, three dots, centeredpi inter-actions, forming sheets parallel to (001). In the structure of compound (IIb), mol-ecules are linked via pairs of C-Hcdots, three dots, centeredhalogen hydrogen bonds, forming chains along the b axis, and the diethyl ether solvent mol-ecules are attached to the chains via C-Hcdots, three dots, centeredO hydrogen bonds. The chains are linked by C-Hcdots, three dots, centeredpi inter-actions, forming sheets parallel to (001). In (I) and (II), the methyl groups of an isopropyl group are disordered over two positions [occupancy ratio = 0.727 (13):0.273 (13) and 0.5:0.5, respectively]. In (IIb), one of the ethyl groups of the diethyl ether solvent mol-ecule is disordered over two positions (occupancy ratio = 0.5:0.5).
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Database
Publisher
Data Source
Authors
Mafua,R., Jenny,T., Labat,G., Neels,A., Stoeckli-Evans,H.
Original/Translated Title
URL
Date of Electronic
20140719
PMCID
PMC4158527
Editors
Cadmium and nickel in blood of Tunisian population and risk of nasosinusal polyposis disease 2015 Unit of Marine and Environmental Toxicology, UR 09-03, Sfax University, IPEIS, BP 1172, 3018, Sfax, Tunisia, rimkhlifi@yahoo.fr.
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Print(0)
Ref Type
Journal Article
Periodical, Full
Environmental science and pollution research international
Periodical, Abbrev.
Environ.Sci.Pollut.Res.Int.
Pub Date Free Form
Mar
Volume
22
Issue
5
Start Page
3586
Other Pages
3593
Notes
JID: 9441769; 0 (Environmental Pollutants); 00BH33GNGH (Cadmium); 7OV03QG267 (Nickel); 2014/06/06 [received]; 2014/09/16 [accepted]; 2014/09/26 [aheadofprint]; ppublish
Place of Publication
Germany
ISSN/ISBN
1614-7499; 0944-1344
Accession Number
PMID: 25253060
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1007/s11356-014-3619-8 [doi]
Output Language
Unknown(0)
PMID
25253060
Abstract
Nasosinusal polyposis (NSP) is a chronic inflammatory disease of the nasal mucosa. Although the pathophysiology underlying NSP formation is not fully understood, environmental factors appear to be contributed the development of this disease. A case-control study of Tunisian patients was examined to assess the levels of cadmium (Cd) and nickel (Ni) in blood and reparse the association between the exposure to these metals and the risk of nasosinusal polyposis disease. Mean blood levels of Cd in patients (2.2 +/- 12.8 mug/L) were significantly higher than those of controls (0.5 +/- 0.7 mug/L). Levels of blood Cd were positively correlated with tobacco smoking and chewing among controls. The Cd and Ni concentrations among control (p = 0.001) and patient (p = 0.018) tobacco consumers (smoking, chewing, and shisha) were significantly higher than those nonconsumers. Additionally, Ni blood levels of patient and control smokers were significantly higher than those of nonsmokers. Cd levels in blood samples of NSP patients occupationally exposed for more than 14 years were eight times higher than that of nonexposed. Drinking water was also found to be incriminated as exposure sources. Among risk factors, shisha consumption, environmental exposure, and occupational exposure presented the most significant association with NSP disease (odds ratio (OR) = 14.1, 10.1, and 1.7, respectively). High levels of blood Cd (OR = 3.5) were strongly associated with NSP disease (p = 0.027). Ni blood levels were shown to be associated with the four stages of polyps in both nasal cavities (right and left) (p
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Book Title
Database
Publisher
Data Source
Authors
Khlifi,R., Olmedo,P., Gil,F., Hammami,B., Hamza-Chaffai,A.
Original/Translated Title
URL
Date of Electronic
20140926
PMCID
Editors
Effects of a guided web-based smoking cessation program with telephone counseling: a cluster randomized controlled trial 2014 Institute of General Practice, Klinikum rechts der Isar, Technische Universitat Munchen, Munich, Germany. michael.mehring@tum.de.
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Print(0)
Ref Type
Journal Article
Periodical, Full
Journal of medical Internet research
Periodical, Abbrev.
J.Med.Internet Res.
Pub Date Free Form
24-Sep
Volume
16
Issue
9
Start Page
e218
Other Pages
Notes
LR: 20151029; JID: 100959882; OID: NLM: PMC4211026; OTO: NOTNLM; 2014/05/13 [received]; 2014/08/23 [accepted]; 2014/07/18 [revised]; epublish
Place of Publication
Canada
ISSN/ISBN
1438-8871; 1438-8871
Accession Number
PMID: 25253539
Language
eng
SubFile
Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't; IM
DOI
10.2196/jmir.3536 [doi]
Output Language
Unknown(0)
PMID
25253539
Abstract
BACKGROUND: Preliminary findings suggest that Web-based interventions may be effective in achieving significant smoking cessation. To date, very few findings are available for primary care patients, and especially for the involvement of general practitioners. OBJECTIVE: Our goal was to examine the short-term effectiveness of a fully automated Web-based coaching program in combination with accompanied telephone counseling in smoking cessation in a primary care setting. METHODS: The study was an unblinded cluster-randomized trial with an observation period of 12 weeks. Individuals recruited by general practitioners randomized to the intervention group participated in a Web-based coaching program based on education, motivation, exercise guidance, daily short message service (SMS) reminding, weekly feedback through Internet, and active monitoring by general practitioners. All components of the program are fully automated. Participants in the control group received usual care and advice from their practitioner without the Web-based coaching program. The main outcome was the biochemically confirmed smoking status after 12 weeks. RESULTS: We recruited 168 participants (86 intervention group, 82 control group) into the study. For 51 participants from the intervention group and 70 participants from the control group, follow-up data were available both at baseline and 12 weeks. Very few patients (9.8%, 5/51) from the intervention group and from the control group (8.6%, 6/70) successfully managed smoking cessation (OR 0.86, 95% CI 0.25-3.0; P=.816). Similar results were found within the intent-to-treat analysis: 5.8% (5/86) of the intervention group and 7.3% (6/82) of the control group (OR 1.28, 95% CI 0.38-4.36; P=.694). The number of smoked cigarettes per day decreased on average by 9.3 in the intervention group and by 6.6 in the control group (2.7 mean difference; 95% CI -5.33 to -0.58; P=.045). After adjustment for the baseline value, age, gender, and height, this significance decreases (mean difference 2.2; 95% CI -4.7 to 0.3; P=.080). CONCLUSIONS: This trial did not show that the tested Web-based intervention was effective for achieving smoking cessation compared to usual care. The limited statistical power and the high drop-out rate may have reduced the study's ability to detect significant differences between the groups. Further randomized controlled trials are needed in larger populations and to investigate the long-term outcome. TRIAL REGISTRATION: German Register for Clinical Trials, registration number DRKS00003067; http://drks-neu.uniklinik-freiburg.de/drks_web/navigate.do?navigationId=trial.HTM L&TRIAL_ ID=DRKS00003067 (Archived by WebCite at http://www.webcitation.org/6Sff1YZpx).
Descriptors
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Book Title
Database
Publisher
Data Source
Authors
Mehring,M., Haag,M., Linde,K., Wagenpfeil,S., Schneider,A.
Original/Translated Title
URL
Date of Electronic
20140924
PMCID
PMC4211026
Editors
Determination of eight bisphenol diglycidyl ethers in water by solid phase extraction-high performance liquid chromatography-tandem mass spectrometry 2014
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Print(0)
Ref Type
Journal Article
Periodical, Full
Se pu = Chinese journal of chromatography / Zhongguo hua xue hui
Periodical, Abbrev.
Se Pu
Pub Date Free Form
Jul
Volume
32
Issue
7
Start Page
730
Other Pages
734
Notes
JID: 9424804; ppublish
Place of Publication
China
ISSN/ISBN
1000-8713; 1000-8713
Accession Number
PMID: 25255565
Language
chi
SubFile
English Abstract; Journal Article
DOI
Output Language
Unknown(0)
PMID
25255565
Abstract
A solid phase extraction coupled with high performance liquid chromatography-tandem mass spectrometry (SPE-HPLC-MS/MS) method was developed for the determination of eight bisphenol diglycidyl ethers, including bisphenol A diglycidyl ether (BADGE), bisphenol A (3-chloro-2-hydroxypropyl) glycidyl ether (BADGE x HCl), bisphenol A bis (3-chloro-2-hydroxypropyl) ether (BADGE x 2HCl), bisphenol A (2, 3-dihydroxypropyl) glycidyl ether (BADGE x H2O), bisphenol A bis(2,3-dihydroxypropyl) ether (BADGE x 2H2O), bisphenol A (3-chloro-2-hydroxypropyl) (2,3-dihydroxypropyl) ether (BADGE x HCl x H2O), bisphenol F diglycidyl ether (BFDGE) and bisphenol F bis (3-chloro-2-hydroxypropyl) ether (BFDGE 2HCl) in water. A total of ten samples were collected from the leaching of the coatings for drinking water supply system. Then, 200 mL exposure water was preconcentrated on C18 solid-phase extraction cartridge. The eight compounds were analyzed by liquid chromatography-tandem mass spectrometry method on a C18 column by the gradient elution with methanol, water and 5 mmol/L ammonium acetate as mobile phases in the multiple reaction monitoring (MRM) scan mode. The external matrix standard solutions were used for the quantitative determination and the calibration curves of the eight compounds showed good linearity in the range of 0.007-5.00 microg/L with the correlation coefficients more than 0.999 0. The limits of quantification (LOQs) of the method were 7-91 ng/L. The spiked recoveries ranged from 79.1% to 101% with the relative standard deviations of 4.0% - 12%. The method is sensitive and accurate, and is applicable to the determination of bisphenol diglycidyl ethers in water.
Descriptors
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Book Title
Database
Publisher
Data Source
Authors
Zhang,H., Lin,S.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors