No RCTs were found
Self-management interventions Outcomes measured in the study  
A Virtual World Versus Face-to-Face Intervention Format to Promote Diabetes Self-Management Among African American Women: A Pilot Randomized Clinical Trial Rosal, M. C. T2DM
Monitoring techniques and action-based behavioural techniques, delivered in groups

Monitoring and action-based behavioural techniques delivered remotely
Adherence, Blood-pressure, Dietary habits, HbA1C, Lipid profile, Physical activity, Quality of life, Self-efficacy, Self-monitoring, Weight (management)
Comparison of education group strategies and home visits in type 2 diabetes mellitus: clinical trial Santos, J. C. D. T2DM
Monitoring and action-based behavioural techniques

Monitoring and action-based behavioural techniques
Adherence, HbA1C, Self-efficacy
Effectiveness of a community pharmacist intervention in diabetes care: a randomized controlled trial Mehuys, E. T2DM
Monitoring and emotional-based behavioural techniques
Adherence, Dietary habits, HbA1C, Knowledge, Physical activity, Self-management behaviours, Smoking cessation
[Effect of educational support on treatment adherence in patients with type 2 diabetes: an experimental study] Castro-Cornejo Mde, L. T2DM
Action-based behavioural techniques and social support delivered in groups