Survival of the Fittest? Assessing Bias in Compliance to Ecological Momentary Assessment Protocols

Ecological Momentary Assessment (EMA) is increasingly popular, yet concerns remain about participant burden leading to biased missing data. In our 12-week EMA study (352 timepoints, N=450), we predict non-compliance via a wide range of variables, including passive activity tracking, retrospective mood assessments, and qualitative accounts for missing data by participants.