Table 2.

Intervention characteristics.

Smartphone app						Additional supporta
First author (year)	Logging lifestyle factors	Clinical measurements logging	Monitoring personnel	Education or information	Feedback
Holmen et al (2014) [21]	✓b	Blood glucose (BG)	Patient	✓	Automatic	✓ (1,3)
Johnston et al (2016) [32]	✓	Blood pressure (BP), BG, Low-density lipoprotein cholesterol, Weight	Patient	✓	Automatic
Karhula et al (2015) [26]	✓	BP, Weight, BG (diabetics)	Patient, Health-coach	✓	Individualized via telephone every 4-6 weeks	✓ (2,3)
Orsama et al (2013) [27]	✓	BP, Weight, BG	Patient, Study nurses	✓	Automatic, Individualized if warranted	✓ (2)
Quinn et al (2008) [28]	✓	BG	Research team, Patient, Physician	✓	Automatic	✓ (2,4)
Quinn et al (2011) [22]	✓	BG	Patient, Health care provider	✓	Automatic	✓ (2,3)
Waki et al (2014) [29]	✓	BG, BP, Weight	Patient, Research team, Dietitian		Automatic, Individualized
Wayne et al (2015) [30]	✓	BG, Mood	Patient, Health coach		Individualized	✓ (1,3)
Zhou et al (2016) [31]	✓	BG, BP	Patient, Research team	✓	Individualized

^a1: Exercise advice; 2: Patient Web portal; 3: Telephone contact or coaching; 4: Email.

^bCheck mark denotes characteristic is present.