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Table 2 Resistance training protocol characteristics

From: Effectiveness of Resistance Training and Associated Program Characteristics in Patients at Risk for Type 2 Diabetes: a Systematic Review and Meta-analysis

Study Intensity (% of 1RM unless otherwise indicated) Repetitions per set (#) Sets per exercise (#) Exercises Modality (elastic bands, machines, free weights, body weight) Rest intervals Frequency of training (sessions per week) Design Dietary component
Alvarez et al. [40] 1 min to failure NR 3 Squat, biceps flexion and extension, ankle flexion and extension, shoulder flexion and extension, elbow flexion and extension. Free weights 120 s between sets 2 Control, AT, RT, AT+RT No
Dai et al. [47] 60–80% NR NR Leg press, leg extension, chest press, pull downs, rowing, shoulder press Elastic bands NR 3 Control, AT, RT, AT+RT Yes
Devallance et al. [48] 60–85% 8–12 3 Leg press, chest press, lat pull down, leg curl, shoulder press, leg extension. Machines NR 3 Control, RT. healthy and MetS No
Flández et al. [49] NR 10–15 3–4 Horizontal chest press on fitball, biceps curl, horizontal French press on fitball, military press sitting on fitball, vertical rowing, inclined rowing, reverse fly, front lunge, lateral lunge, half squat Free weights (circuit) 30 s active rest between exercises. 60s between circuits 3–4 Control, RT (FW), RT (bands) No
Huffman et al. [50] NR 8–12 3 sets per day Upper and lower body exercises Machines NR 3 CON, RT, AT (3 groups of varying intensity), AT/RT No
Korkmaz et al. [45]; Venojärvi et al. [46] 50–85% NR NR Leg press, bench press, leg extension, lateral pull-down, leg flexion, shoulder flexion, explosive leg squats, squat jumps, calf jumps, heel raises, pushups, abdominal flexion, back extension Machines and free weights NR 3 CON, RT, walking No
Levinger et al. [51] 40–85% 8–20 2–3 Chest press, leg press, lateral pull-down, triceps pushdown, knee extension, seated row, biceps curl, abdominal curl NR NR 3 CON, RT. (high- and low-risk factor group for each) No
Levinger et al. [52] 40–85% 8–20 2–3 Chest press, leg press, lateral pull-down, triceps pushdown, knee extension, seated row, biceps curl, abdominal curl NR NR 3 CON, RT. (high- and low-risk factor group for each) No
Mager et al. [53] 60–70% 10–16 1–2 NR NR NR 2–4 CON, RT, AT, weight reduction No
Marcus et al. [54] Somewhat hard (RPE) NR NR Eccentric ergometer Ergometer NR 3 CON, RT Yes
Stensvold et al. [55] 80% 8–12 3 Low row, bench press, hack lift. Lateral raise, triceps pulldown, biceps curl, low row, plank. NR NR 3 CON, AT, RT, AT+RT No
Turri-Silva et al. [56] 30–100% 2–20 1–2 Leg press, leg curl machine, extensor machine (leg). Biceps, triceps, pectoral, back (all machines) Machines 40–90s 3 CON, RT (CRT), RT (FRT) No
Yuan et al. [44] 60% 10–15 NR Leg press, leg extension, chest press, pull down, row, calf raise, leg curl, shoulder press, straight arm forwards/backwards, leg rotation right/left, crunch Bungee cord NR 3 CON, AT, RT Yes
Yan et al. [43] 60% 10–15 NR Leg press, leg extension, chest press, pull down, row, calf raise, leg curl, shoulder press, straight arm forwards/backwards, leg rotation right/left, crunch Bungee cord NR 3 CON, AT, RT Yes
  1. NR not reported, CON control, RT resistance training, AT aerobic training, CRT conventional resistance training, FRT functional resistance training, FW free weights, MetS metabolic syndrome, RPE ratings of perceived exertion