Jean-François Etter

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AIMS To assess the profile, utilization patterns, satisfaction and perceived effects among users of electronic cigarettes ('e-cigarettes'). DESIGN AND SETTING Internet survey in English and French in 2010. MEASUREMENTS Online questionnaire. PARTICIPANTS Visitors of websites and online discussion forums dedicated to e-cigarettes and to smoking(More)
AIMS To assess the validity of the Fagerström test for nicotine dependence (FTND, six items) and of a short-form of this questionnaire, the Heaviness of Smoking Index (HSI, two items), in a population of relatively light smokers. DESIGN Comparison of item content with published definitions of addiction. Test-retest reliability and multiple tests of(More)
The MOS 36-Item Short Form Health Survey (SF-36) is designed to measure 8 dimensions of health in clinical and general population settings. The main aim of this paper was to examine the reliability and validity of this instrument in young adults. A secondary aim was to document the results of a rapid translation procedure of the instrument, to be compared(More)
A valid measure of dependence on cigarettes is a useful tool for clinicians and researchers. The aim of this study was to develop a new, self-administered measure of cigarette dependence, and to assess its validity. The content of the instrument was generated in qualitative surveys. A long version (114 items) was tested on the internet in 3009 smokers.(More)
BACKGROUND Little is known about users of electronic cigarettes, or their opinions, satisfaction or how and why they use such products. METHODS An internet survey of 81 ever-users of ecigarettes in 2009. Participants answered open-ended questions on use of, and opinions about, ecigarettes. RESULTS Respondents (73 current and 8 former users) lived in(More)
BACKGROUND Research showed that the widely used Fagerstrom test for nicotine dependence (FTND) does not cover important aspects of dependence. A new test, the cigarette dependence scale (CDS-12), covers the main elements in DSM-IV and ICD-10 definitions of dependence. We compared the psychometrics of CDS-12, FTND, and CDS-5 and the heaviness of smoking(More)
OBJECTIVE Nicotine replacement therapy (NRT) doubles the chances that a smoker will quit smoking, but most smokers who attempt to quit do not use it at all or only use it inconsistently. We aimed to identify attitudes of smokers and ex-smokers toward NRT and to develop and assess the validity of a brief scale used to measure these attitudes. METHODS We(More)
Because few tobacco withdrawal scales have been submitted to appropriate validity analyses, we sought to develop and assess the validity of a new, self-administered scale measuring cigarette withdrawal symptoms. We generated the instrument content by conducting a qualitative survey of 404 smokers and ex-smokers. Then we tested 61 items on the Internet in(More)
The objective of this study was to assess whether nicotine replacement therapy, administered in a real-life situation, could reduce cigarette consumption in smokers who were not prepared to quit smoking. Daily smokers of more than 20 cigarettes per day who had no intention to quit smoking in the next 6 months were recruited from the general population and(More)
BACKGROUND To determine whether the long and short versions of the Cigarette Dependence Scale (CDS), the Fagerström Test for Nicotine Dependence (FTND), the Heaviness of Smoking Index (HSI) and the Nicotine Dependence Syndrome Scale (NDSS) predicted smoking abstinence. METHOD We collected data via Internet in 2004-2007 in 2343 current smokers. Follow-up(More)