Table 4.

Main characteristics of studies assessing the impact of telenursing on quality of life in type 2 diabetes patients.

Author, year country, ref.	Sex (M/F)	Age (mean)	Study design	Study population and setting	Follow-up time	Intervention group	Control group
Kaur et al. (2015) (india) [47]	21/19	51	RCT	Patients with type 2DM referring to the outpatient clinic	12 weeks	Nurse telephone calls	Routine care
Blackberry et al. (2013) (Australia) [36]	131/105	62.8	RCT	Patients with type 2DM, who were recruited at Patient Engagement And Coaching for Health study	12 weeks	Nurse telephone calls	Usual care
Hansen (2017) (Denmark) [58]	53/30	57	RCT	Patients with type 2DM referring to outpatient departments of three hospitals in Copenhagen and the local health center	14 months	Monthly video calls with a healthcare nurse	Usual care
Navicharen (2009) (Thailand) [70]	20	NA	Quasiexperimental	Patients with type 2DM referring to two Red Cross stations in Bangkok	12 weeks	Nurse-based education and follow-up calls	Usual care