participant retention

What Are the Challenges in Participant Retention?

Several factors can affect participant retention in epidemiological studies:
Long Study Duration: The longer the study, the harder it is to retain participants.
Participant Burden: Frequent or invasive data collection methods can lead to dropouts.
Lack of Engagement: Participants may lose interest or fail to see the importance of their continued involvement.
Life Circumstances: Changes in personal circumstances, such as moving to a new location or health issues, can affect retention.

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