“…[33][34][35] The long follow-up period of 12 months was performed in four studies, 31,33,34,38 and 6-month follow-up was performed in five studies. 29,30,32,36,37 In eight studies, interventions were delivered by a nurse, 28,31,32,[34][35][36]39,40 in two studies interventions were delivered by a diabetes educator, 37,38 in two studies interventions were delivered by a community worker, 29,30 in one study the intervention was delivered by a support professional, 33 in one study the intervention was delivered a peer educator, 27 and in one study the intervention was delivered by a medical doctor. 41 The most common method of intervention delivery was group education.…”