A comparison of three daily coital diary designs and a phone-in regimen.

摘要: Abstract Barrier contraceptive trials and disease intervention studies often utilize coital diaries to measure sexual exposures: dates frequency of intercourse, product use, additional or alternative menstrual bleeding. The validity these self-reported data is a matter debate, but if used, better diary designs are sought. We studied 3 different diaries, plus phone-in regimen (none weekly) in × 2 factorial design compare participant ratings promptness recording. Our underlying presumption was that ease satisfaction with collection, associated greater accuracy. A self-completed questionnaire at the end study collected comparative retrospective data. Diary 1 captured information about single day on one page had three columns, for up possible acts intercourse. same question format as first diary, contained 7 days per page. page, instead column each act, participants enumerated number acts, types contraception condom use details. Half women group phoned their weekly. Phone-in improved participants’ reflected by higher features. did not improve recall any diaries. There were no differences completion. Diaries showed good concordance recalled data, expressed preference layout 2. Women assigned dissatisfaction worse recalling study, probably due complexity design.