Study | Country | Participant details | Intervention details | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
N | Age (years ± sd) | Pubertal stage (Tanner) | Weight status | % males | Sex of training group | Location | Weeks × per week (min per session) | Sets/reps/intensity | Exercises | Assessment tool | Outcomes included | Quality score | ||
Goldfield et al. [33] | Canada | EG 78, CG 76 | EG 15.9 ± 1.5, CG 15.6 ± 1.3 | 4–5 | Obese | 29% | Mixed | Community | 22 weeks × 4 (45 min) | 2–3 sets, 6–15 reps, moderate to max | Session 1: bench press, chest fly, lateral raise, shoulder shrugs, bicep curl, triceps press, abdominal crunches. Session 2: incline bench press, incline chest fly, shoulder press, front raise, preacher curl, assisted triceps dips, sit-ups. Session 3: squat, seated leg curl, front lateral pull down, seated row, lunge, straight leg raise, abdominal crunches. Session 4: leg press, leg extension, dumbbell pullover, seated row, lying leg curl | Physical Self-Perception Profile for Children [34] The Harter Global Self-Esteem sub-scale [35] | Body attractiveness, global self-esteem, physical condition, physical self-worth, physical strength, sport competence | 1 |
Lubans et al. (a) [20] | Australia | EG 22, CG 14 | EG 15.3 ± 0.8, CG 14.8 ± 0.4 | / | Mixed | 100% | Mixed | School—free time | 8 weeks × 2 (50 min) | 2 sets, 8–12 reps, max for reps | Free weights—squat, lunge, calf raise, bent over row, chest press, front raise, biceps curl, triceps extension, crunch and Russian twist | Children’s Physical Self-perception Profile [34], an adapted resistance training efficacy scale | Physical self-worth, sport competence, physical condition, body attractiveness, physical strength, RT self-efficacy. | 2 |
Lubans et al. (b) [20] | Australia | EG 15, CG 16 | EG 14.9 ± 0.6, CG 14.6 ± 0.6 | / | Mixed | 0% | Mixed | School—free time | 8 weeks × 2 (50 min) | 2 sets, 8–12 reps, max for reps | Free-weights—squat, lunge, calf raise, bent over row, chest press, front raise, biceps curl, triceps extension, crunch and Russian twist | Children’s Physical Self-perception Profile [34], an adapted resistance training efficacy scale | Physical self-worth, sport competence, physical condition, body attractiveness, physical strength, RT self-efficacy | 2 |
Lubans et al. (c) [20] | Australia | EG 20, CG 14 | EG 15 ± 0.6, CG 14.8 ± 0.4 | / | Mixed | 100% | Mixed | School—free time | 8 weeks × 2 (50 min) | 2 sets, 8–12 reps, max for reps | Elastic tubing—squat, lunge, calf raise, bent over row, chest press, front raise, biceps curl, triceps extension, crunch and Russian twist | Children’s Physical Self-perception Profile [34], an adapted resistance training efficacy scale | Physical self-worth, sport competence, physical condition, body attractiveness, physical strength, RT efficacy | 2 |
Lubans et al. (d) [20] | Australia | EG 21, CG 16 | EG 15 ± 0.7, CG 14.6 ± 0.6 | / | Mixed | 0% | Mixed | School—free time | 8 weeks × 2 (50 min) | 2 sets, 8–12 reps, max for reps | Elastic tubing—squat, lunge, calf raise, bent over row, chest press, front raise, biceps curl, triceps extension, crunch and Russian twist | Children’s Physical Self-perception Profile [34], an adapted resistance training efficacy scale | Physical self-worth, sport competence, physical condition, body attractiveness, physical strength, RT self-efficacy | 2 |
Schranz et al. [36] | Australia | EG 30, CG 26 | EG 14.9 ± 1.4, CG 15.1 ± 1.6 | ≥ 2 | Overweight/obese | 100% | Males | Community | 24 weeks × 3 (75 min) | 1–3sets, 8–12 reps, to concentric failure | Bench press, leg press, lat pulldown, leg curl (lying or seated), shoulder press (seated), seated row, biceps curl, triceps press-down, calf raise (seated) and abdominal crunch | Exercise Self-efficacy [37] Modified Resistance Training Self-efficacy and Outcome Expectancy Questionnaire [20], Physical Self Worth Scale [38], Self-Perception Profile for Adolescents [39] | Physical self-worth, global self-esteem, exercise self-efficacy, resistance training beliefs, resistance training confidence | 1 |
Velez et al. [40] | USA | EG 13, CG 15 | EG 16 ± 0.2, CG / | / | Mixed | 53% | Mixed | School—free time | 12 weeks × 3(40 min) | 2–3 sets, 10–15 reps, 80% of 10 RM, RPE 10 | Bench press, seated row, shoulder press, lat pulldowns, flies, bicep curls, and triceps pushdowns or lower body exercises including squats, Romanian dead lift, leg extensions, leg curls, lunges and calf raises | The CY-PSPP [34] | Body attractiveness, global self-esteem, physical condition, physical self-worth, physical strength, sport competence | 2 |