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Table 1 Characteristics of 14 RCT’s included in the current systematic review

From: Effects of media-assisted therapeutic approaches on physical activity of obese adults: a systematic review

StudyParticipants years/sexDuration/FU (total)SampleContentControl group
TherapyAftercare
Cussler et al. (2008) USA [21]40–55
m/f
12 mo/− (12 mo)n = 135
IG =66
CG = 69
(following a 4 mo weight loss program) support through internet via email, platform, chatrooms, websiteno support
Donnelly et al. (2013) USA [26]18–65
m/f
6 mo/
12 mo
(18 mo)
n = 295
IG = 201
CG = 194
Weekly meetings (approx. 60 min) via conference callsame meetings face-to-face (clinic)
Huber et al. (2015) USA [24]18–55
m/f
3 mo/
3 mo
(6 mo)
n = 90
IG = 45
CG = 45
„portion control plate “+ telecoaching every second we, approx. 20 min (= 7 phone calls in total)print materials
Hunter et al. (2008) USA [25]Mean value 34
m/f
6 mo/−
(6 mo)
n = 451
IG = 227
CG = 224
standard measure + computerized program (5x/wo online diary), weekly personalized feedback (online) + weekly topics on a website + 2 telephone conversationsonly standard measure - > gym (minimum 3x/we), courses & preventive medical health check-up (face-to-face)
Kim et al. (2015) Korea [31]20–60
m
6 mo/−
(6 mo)
n = 205
IG = 104
CG = 101
4 meetings face-to-face (consultation) + daily personalized text messages4 meetings face-to-face (consultation)
Markham Risica et al. (2013) USA [22]18–70
f
7 mo/
5 mo
(12 mo)
n = 363
IG = 286
CG = 82
„SisterTalk “- > weekly interactive TV show + print materialsAfter Therapy ➔ 4 mo support via phonewaiting list
print materials
McConnon et al. (2007) UK [32]18–65
m/f
12 mo/−
(12 mo)
n = 221
IG = 111
CG = 110
website, log in 1x/we (hints, tools & reminder via email, if no log-in was made)print materials
Morgan et al. (2013) Australia [33]Mean value 47.5 (SD 11.0)
m
3 mo/
3 mo
(6 mo)
n = 159
IG1 = 54
IG2 = 53
CG = 52
„SHED-IT“
IG1 = DVD, print materials, support book
IG2 = + website, online diary, 7 individualized feedback emails
waiting list
Pellegrini et al. (2011) USA [34]21–55
m/f
6 mo/
-
(6 mo)
n = 51
IG1 = 17
IG2 = 17
CG = 17
IG1 = Weekly group meetings. (3x) + individual consultation (1x/mo) (face-to-face), diary + BodyMedia Fit System (digital bracelet + display - > data upload website) + weekly written feedback
IG2 = (only TECH): no meetings, same materials via email (1x/we) + BodyMedia Fit System +1x/mo
Phone consultations
Weekly group meetings. (3x) + individual consultation (1x/mo) (face-to-face), diary
Rogers et al. (2016) USA [35]21–55
m/f
6 mo/
-
(6 mo)
n = 39
IG1 = 12
IG2 = 13
CG = 14
IG1 = no meetings, materials via email, BodyMedia FIT System (digital bracelet + display - > data upload website) + support via phone (1x/mo approx. 10 min)
IG2 = + LINK activity Monitor (direct feedback via smartphone app)
Weekly meetings (30–45 min), print materials, diary
Routsalainen et al. (2015) Finland [36]18–64
m/f
3 mo/
-
(3 mo)
n = 46
IG1 = 15
IG2 = 16
CG = 15
IG1 = Facebook group (materials + consultation) + Polar Active physical activity (monitoring)
IG2 = only Facebook group
Opportunity for face-to-face feedback after post measurement
Ströbl et al. (2013) Germany [37]18–65
m/f
6 mo/
6 mo
(12 mo)
n = 467
IG = 228
CG = 239
following a 3 we obesity treatment (clinic) ➔ personal consultation (face-to-face) + 6 phone consultations (5–10 min)Only 3 we obesity therapy no aftercare
Van Wier et al. (2009) Netherlands [38]Mean value 43 (SD 8.6)
m/f
6 mo/
-
(6 mo)
n = 1386
IG1 = 462
IG2 = 464
CG = 460
IG1 = topics (phone consulting + phone consultation (every second week)
IG2 = topics via interactive website + direct feedback via email (reminder via email or SMS, if no log-in was made)
phone consulting
Winett et al. (2007) USA [39]Mean Value 53 (SD 13.9)
m/f
3 mo/
3 mo
(6 mo)
n = 1071
IG1 = 322
IG2 = 330
CG = 298
IG1 = internet platform with 12 topics
IG2 = + support via church
waiting list
  1. - = not available, m male, f female, mo months, we week, min minutes, n sample, IG Intervention group, CG Control group, approx.. approximately