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Full-Text Articles in Psychiatry and Psychology
Evaluation Of The Stability And Validity Of Participant Samples Recruited Over The Internet., Daniel Z Lieberman
Evaluation Of The Stability And Validity Of Participant Samples Recruited Over The Internet., Daniel Z Lieberman
Psychiatry and Behavioral Sciences Faculty Publications
Research conducted via the Internet has the potential to reach important clinical populations of participants who would not participate in traditional studies. Concerns exist, however, about the validity of samples recruited in this manner, especially when participants are anonymous and never have contact with study staff. This study evaluated two anonymous samples that were recruited over the Internet to test an online program designed to help problem drinkers. The two studies were conducted 3 years apart, and different recruitment strategies were utilized. Despite these differences, the two samples were highly similar in demographic and clinical features. Correlations that have been …