Retention strategies in longitudinal cohort studies: a systematic review and meta-analysis.

ABSTRACT:

Background

Participant retention strategies that minimise attrition in longitudinal cohort studies have evolved considerably in recent years. This study aimed to assess, via systematic review and meta-analysis, the effectiveness of both traditional strategies and contemporary innovations for retention adopted by longitudinal cohort studies in the past decade.

Methods

Health research databases were searched for retention strategies used within longitudinal cohort studies published in the 10-years prior, with 143 eligible longitudinal cohort studies identified (141 articles; sample size range: 30 to 61,895). Details on retention strategies and rates, research designs, and participant demographics were extracted. Meta-analyses of retained proportions were performed to examine t

SUBMITTER: Teague S 

PROVIDER: S-EPMC6258319 | biostudies-literature | 2018 Nov

REPOSITORIES: biostudies-literature