Adherence of Mobile App-Based Surveys and Comparison With Traditional Surveys: eCohort Study.

ABSTRACT:

Background

eCohort studies offer an efficient approach for data collection. However, eCohort studies are challenged by volunteer bias and low adherence. We designed an eCohort embedded in the Framingham Heart Study (eFHS) to address these challenges and to compare the digital data to traditional data collection.

Objective

The aim of this study was to evaluate adherence of the eFHS app-based surveys deployed at baseline (time of enrollment in the eCohort) and every 3 months up to 1 year, and to compare baseline digital surveys with surveys collected at the research center.

Methods

We defined adherence rates as the proportion of participants who completed at least one survey at a given 3-month period and computed adherence rates for each 3-month period. To evaluate agre

SUBMITTER: Pathiravasan CH 

PROVIDER: S-EPMC7857942 | biostudies-literature | 2021 Jan

REPOSITORIES: biostudies-literature