Selection biases in technology-based intervention research: patients' technology use relates to both demographic and health-related inequities.

ABSTRACT:

Objective

Researchers conduct studies with selection biases, which may limit generalizability and outcomes of intervention research. In this methodological reflection, we examined demographic and health characteristics of implantable cardioverter defibrillator patients who were excluded from an informatics intervention due to lack of access to a computer and/or the internet.

Materials and methods

Using information gathered from surveys and electronic health records, we compared the intervention group to excluded patients on demographic factors, computer skills, patient activation, and medical history.

Results

Excluded patients were older, less educated, less engaged and activated in their health, and had worse health (ie, more medical comorbidities) than nonexcluded p

SUBMITTER: Toscos T 

PROVIDER: S-EPMC7647239 | biostudies-literature | 2019 Aug

REPOSITORIES: biostudies-literature