Table 1 Characteristics of eight included studies in this meta-analysis
Study | PA, weekly, baseline | Definition of OW or obese | Exercise intervention | Intervention time, weeks | Group | n | Age, years | BMI, kg/m2 | Race, White/ Black/Other |
|---|---|---|---|---|---|---|---|---|---|
Brown, JC 2021 (a) | Not engaging in any RE or ≥ 3 bouts of AE of moderate intensity | BMI 25–50 | Moderate-intensity AE was prescribed to a goal of 180 min weekly distributed over 3–6 days per week | 52 | Exercise | 87 | 59.1 (8.1) | 34.0 (6.2) | 50/36/1 |
Brown, JC 2021 (b) | 52 | Control | 90 | 59.0 (8.5) | 34.0 (5.7) | 66/22/2 | |||
Dieli-Conwright, CM 2018 (a) | Less than 60 min of structured exercise | BMI ≥ 25 kg/m2; BFP > 30%; WC > 88 cm | 150 min of AE and 2–3 days of RE weekly | 16 | Exercise | 50 | 52.8 (10.6) | 33.1 (5.7) | 39/3/8 |
Dieli-Conwright, CM 2018 (b) | 16 | Control | 50 | 53.6 (10.1) | 33.4 (5.2) | 42/1/7 | |||
Hooshmand Moghadam, B 2021 | Less than 60 min of physical activity | BMI ≥ 25 kg/m2; BFP > 30% | Supervised exercise on a cycle ergometer three days/week |  | HIIT | 13 | 50–75 | 28.2 (2.2) | NR |
12 | MICT | 13 | 50–75 | 28.2 (2.2) | NR | ||||
|  | Control | 14 | 50–75 | 28.2 (2.2) | NR | ||||
Ligibel, JA 2008 | Less than 40 min per week | BMI ≥ 25.0 kg/m2; BFP > 30% | Two supervised 50-minute RE per week; 90 min of home-based AE weekly | 16 | Exercise | 40 | 52 (9) | NR | NR |
| Â | Control | 42 | 53 (9) | NR | NR | ||||
Swisher, AK 2015 | NR | BMI ≥ 25 kg/m2 | Supervised, moderate-intensity AE three times and 2 unsupervised sessions/week | 12 | Exercise | 18 | 53.8 (43–65) | 30.9 (3.3) | NR |
|  | Control | 10 | 53.6 (36–71) | 32.5 (7.1) | NR | ||||
Thomas, GA 2017 | Less than 90 min of physical activity | BMI ≥ 25 kg/m2 | Twice-weekly supervised RE, 150 min of moderate-intensity AE | 52 | Exercise | 61 | 62.0 (7.0) | 30.0 (6.8) | 53/7/1 |
| Â | Control | 60 | 60.5 (7.0) | 28.7 (5.5) | 54/4/2 |