Yi?Ching Wang|Ching-Mei Lee|Chih?Yin Lew?Ting|Chuhsing Kate Hsiao|Duan?Rung Chen|Wei?Jen Chen
Survey of substance use among high school students in Taipei: Web-based questionnaire versus paper-and-pencil questionnaire
National Taiwan University|National Taiwan Normal University|National Taiwan University|National Taiwan University|National Taiwan University|National Taiwan University
evaluate using randomized trial whether webbased selfadministered questionnaire web saq improve reporting rate substance use adolescents compared paperandpencil selfadministered questionnaire paper saqstudents junior high senior high vocational high schools taipei city county selected stratified twostage probability proportional size random sampling class selected half students randomly assigned paper saq n 990 half web saq n 928 inverse sampling probability individual used sampling weight estimation prevalence logistic regression analysisfor readily available substances lifetime prevalence web saq group significantly higher alcohol use borderline higher tobacco betel nut use compared paper saq group illicit drug use lifetime prevalence web saq group significantly higher use amphetamines borderline higher ketamine multiple logistic regression analysis differences two groups use alcohol tobacco amphetamines remained significant boys well juniorhigh vocational high school students responded using web saq likely report alcohol tobacco use using paper saqweb saq leads higher reporting rates commonly used substances adolescents compared paper saq