Table 2.
Changes in body weight, BMI, and maximal oxygen uptake in included studies.
| Group |
n |
Sex |
Body weight (kg) |
BMI (kg/m2) |
VO2 max (mL/kg/min) |
|||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Baseline | Post | Δ | Baseline | Post | Δ | Baseline | Post | Δ | ||||
| Sijie (2012)50 | HIIT | 17 | F | 74 ± 8 | 68 ± 7 | −6 | 27.7 ± 1.8 | 26.3 ± 1.9 | −1.4 | 33 ± 4 | 36 ± 3 | 3 |
| CAT | 16 | F | 74 ± 9 | 70 ± 9 | −4 | 28.3 ± 2.0 | 26.6 ± 2.2 | −1.7 | 33 ± 5 | 35 ± 4 | 2 | |
| Gripp (2020)43 | HIIT | 11 | M | 81 ± 7 | – | – | 27.2 ± 13.0 | 26.8 ± 1.3 | −0.4 | 46 ± 10 | 53 ± 10 | 7 |
| CAT | 11 | M | 84 ± 15 | – | – | 28.7 ± 3.1 | 28.2 ± 3.5 | −0.5 | 45 ± 4 | 49 ± 15 | 4 | |
| Keating (2014)46 | HIIT | 13 | 10 F/3 M | – | 76 ± 11 | – | 28.2 ± 1.8 | – | – | 25 ± 37 | 30 ± 1 | 5 |
| CAT | 11 | 9 F/2 M | – | 80 ± 6 | – | 28.5 ± 1.9 | – | – | 24 ± 4 | 28 ± 2 | 4 | |
| Zhang (2017)51 | HIIT | 15 | F | – | 64 ± 6 | – | – | – | – | 32 ± 2 | – | – |
| CAT | 15 | F | – | 65 ± 8 | – | – | – | – | 31 ± 4 | – | – | |
| Cooper (2016)42 | HIIT/active rest | 15 | M | 94 ± 19 | 94 ± 19 | 0 | 29.7 ± 4.0 | 30.1 ± 1.2 | 0.4 | 28 ± 4 | 31 ± 4 | 3 |
| HIIT/passive rest | 15 | M | 95 ± 20 | 96 ± 21 | 1 | 29.7 ± 4.1 | 30.3 ± 1.0 | 0.6 | 25 ± 5 | 30 ± 5 | 5 | |
| CAT | 15 | M | 96 ± 11 | 96 ± 12 | 0 | 30.6 ± 3.4 | 30.6 ± 1.5 | 0.0 | 24 ± 4 | 27 ± 5 | 3 | |
| Hornbuckle (2018)45 | HIIT | 11 | F | 100 ± 12 | 100 ± 11 | 0 | 35.7 ± 3.3 | 35.7 ± 2.9 | 0.0 | 24 ± 3 | 26 ± 2 | 2 |
| CAT | 3 | F | 94 ± 5 | 94 ± 5 | 0 | 33.5 ± 1.0 | 33.6 ± 1.2 | 0.1 | 24 ± 3 | 24 ± 4 | 0 | |
| Ram (2020)48 | HIIT | 16 | M | 86 ± 19 | 85 ± 17 | −1 | 28.1 ± 4.1 | 28.4 ± 4.1 | 0.3 | 34 ± 7 | 36 ± 6 | 2 |
| CAT | 12 | M | 87 ± 17 | 89 ± 16 | 2 | 27.4 ± 4.0 | 27.8 ± 3.8 | 0.4 | 33 ± 7 | 35 ± 6 | 2 | |
| Higgins (2016)44 | HIIT | 23 | F | 82 ± 12 | 81 ± 12 | −1 | 30.3 ± 4.5 | – | – | 29 ± 5 | 33 ± 4 | 4 |
| CAT | 29 | F | 83 ± 14 | 83 ± 15 | 0 | 30.3 ± 4.6 | – | – | 27 ± 5 | 29 ± 4 | 2 | |
| Kong (2016)47 | HIIT | 10 | – | 68 ± 9 | 69 ± 9 | 1 | 25.5 ± 2.1 | 25.7 ± 2.2 | 0.2 | 34 ± 6 | 37 ± 7 | 3 |
| CAT | 8 | – | 69 ± 9 | 68 ± 8 | −1 | 26.2 ± 2.4 | 25.9 ± 2.2 | −0.3 | 34 ± 4 | 38 ± 7 | 4 | |
| Zhang (2021)52 | HIIT 90 | 12 | F | 66 ± 7 | 63 ± 7 | −3 | 26.0 ± 2.9 | 24.9 ± 1.1 | −1.1 | 29 ± 2 | 38 ± 3 | 9 |
| HIIT 120 | 12 | F | 70 ± 10 | 68 ± 9 | −2 | 26.1 ± 3.2 | 25.5 ± 1.5 | −0.6 | 26 ± 4 | 35 ± 5 | 9 | |
| All-HIIT | 11 | F | 67 ± 7 | 64 ± 6 | −3 | 25.6 ± 2.4 | 24.6 ± 1.6 | −1.0 | 27 ± 3 | 33 ± 3 | 6 | |
| CAT | 11 | F | 65 ± 9 | 64 ± 8 | −1 | 25.1 ± 3.0 | 25.2 ± 1.3 | 0.1 | 29 ± 3 | 34 ± 4 | 5 | |
| Rowley (2017)49 | HIIT | 8 | F | 87 ± 15 | 87 ± 15 | 0 | 32.3 ± 4.7 | 32.0 ± 4.6 | −0.3 | 30 ± 3 | – | – |
| CAT | 7 | F | 83 ± 4 | 82 ± 4 | −1 | 29.5 ± 1.8 | 28.9 ± 1.6 | −0.6 | 27 ± 2 | – | – | |
Values are presented as mean ± standard deviation; BMI, body mass index; HIIT, high-intensity interval training; CAT, continuous aerobic training. VO2 max, maximal oxygen uptake. F, female; M, male.