Reconnecting with urban youth enrolled in a randomized controlled trial and overdue for a 12-month follow-up survey
Background Retention of study participants in randomized controlled trials (RCTs) is crucial to study validity. Purpose We analyzed the results of four retention strategies used to reconnect with urban teens enrolled in a school-based RCT and overdue for a 12-month follow-up survey. Methods Traditio...
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Veröffentlicht in: | Clinical trials (London, England) England), 2013-10, Vol.10 (5), p.775-782 |
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Format: | Artikel |
Sprache: | eng |
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