Effectiveness and Costs of Participant Recruitment Strategies to a Web-Based Population Cohort: Observational Study.

ABSTRACT:

Background

Recruitment to population-based health studies remains challenging, with difficulties meeting target participant numbers, biosample returns, and achieving a representative sample. Few studies provide evaluations of traditional and web-based recruitment methods particularly for studies with broad inclusion criteria and extended recruitment periods. Generation Scotland (GS) is a family-based cohort study that initiated a new wave of recruitment in 2022 using web-based data collection and remote saliva sampling (for genotyping). Here, we provide an overview of recruitment strategies used by GS over the first 18 months of new recruitment, highlighting which proved most effective and cost-efficient in order to inform future research.

Objective

This study evaluated recr

SUBMITTER: Milbourn H 

PROVIDER: S-EPMC12500226 | biostudies-literature | 2025 Oct

REPOSITORIES: biostudies-literature