“…In six RCTs glycemic control as measured by HbA1c was examined as the primary outcome [37,38 ,40,41,43 ,44]. In addition, changes in coping and self-management behavior [36,37,42], diabetes-related self-efficacy [36,39,42,44,45], treatment adherence [39,40], HRQoL [37,38 ,41,42,43 ], physical activity [38 ,43 ,44,45], dietary behavior [38 ,39,43 ], and BMI [40,42,43 ] were evaluated as treatment outcomes. Medical outcomes included blood pressure [38 ,43 ], cholesterol [38 ,43 ], and the frequency of hypoglycemia [39,41,43 ], whereas depressive symptoms and diabetes-related distress [39,40,43 ,44] were evaluated as psychological outcomes.…”