Article: Mode effects for collecting alcohol and other drug use data: Web and U.S. Mail *.

RESEARCHERS FROM A WIDE variety of disciplines increasingly use the Web for collecting and disseminating information' regarding alcohol and other drug use. Several new prevention and intervention efforts targeting adolescent health behaviors use the Web (Skinner et al., 2001). In most cases electronic mail (email) is used to communicate with respondents, and the Web is used for the actual data collection. Relying exclusively on the Web for data collection and information dissemination within the general population may not yet be possible; however, Web-based approaches are currently effective for restricted populations with near universal Web access (Couper, 2001). There is ...

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