Structured population data were available for 3 of 3 supporting studies. 1 study described participants with type 2 diabetes. 2 studies described adult participants.

Evidence uses heterogeneous comparison contexts: active_comparator, baseline_within_group.

2 supporting studies have high, serious, critical, unclear, or unavailable risk-of-bias information.

Not applicable to this study design or comparison.

Not reported in the authoritative source.

Not extracted from the authoritative source.

Clinician-reference record is usable with limitations in: design, risk_of_bias.

Participants received a culturally grounded diabetes self-management education and support program delivered by trained community health workers and primary care physicians.

Community-based intervention for diabetes management

The intervention consisted of a combination of a culturally grounded DSMES delivered by trained CHWs and PCPs engaging with patients through diabetes-centered care discussions as part of SDM.

Authoritative quality diagnostic: authoritative design unavailable.

Community-Based Intervention Improves Diabetes Management in Low-Income Adults

Non-mHealth social support program

Core clinician-reference fields are available or not applicable.

Supporters received daily SMS text messages guiding them to provide diabetes-related social support.

mHealth social support program (Family and Friends Network Support)

Supporters were randomized to receive either (1) an mHealth social support program (Family and Friends Network Support)—daily SMS text messages guiding supporters to provide diabetes-related social support.

Supporters received a paper pamphlet of the FANS curriculum, with each 2-page layout corresponding to 1 week of TExT-MED patient messages.

Supporters randomized to the active control group received the FANS curriculum delivered through non-mHealth methods.

mHealth social support improves diabetes self-management

Clinician-reference record is usable with limitations in: comparator.

A 13-week group-based intervention emphasizing a plant-based diet and physical activity for diabetes prevention.

Plant-Based Diabetes Prevention Program

The 13-week program was designed to be delivered in person, but owing to coronavirus disease 2019 (COVID-19), the first few sessions were delivered in person, and the remaining sessions were delivered on Zoom.

Peer-support lifestyle program × HbA1c

Available supporting studies

Community-Based Intervention Improves Diabetes Management in Low-Income Adults

mHealth social support improves diabetes self-management

Plant-Based Diet Improves Diabetes Prevention Feasibility