Table 10 Variation of agonist/antagonist ratios according to age brackets
From: Isometric Strength Database for Muscle Maximal Voluntary Endurance Field Tests: Normative Data
Agonist/antagonist ratios | Males | Females | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
[20‑29] n = 50 | [30‑39] n = 50 | [40‑49] n = 50 | [50‑59] n = 50 | Global n = 200 | [20‑29] n = 50 | [30‑39] n = 50 | [40‑49] n = 50 | [50‑59] n = 50 | Global n = 200 | |
Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | |
Trunk flexor/back extensor | 0.70 ± 0.21 | 0.70 ± 0.25 | 0.70 ± 0.20 | 0.70 ± 0.22 | 0.,70 ± 0.22 | 0.70 ± 0.23 | 0.70 ± 0.32 | 0.70 ± 0.19 | 0.70 ± 0.46 | 0.,70 ± 0.32 |
Left/right quadratus lumborum | 1.00 ± 0.14 | 1.00 ± 0.19 | 1.00 ± 0.19 | 1.00 ± 0.24 | 1.,00 ± 0.19 | 1.00 ± 0.17 | 1.00 ± 0.17 | 1.00 ± 0.18 | 1.00 ± 0.35 | 1.,00 ± 0.23 |
Quadriceps/hamstrings | 0.37 ± 0.09 | 0.37 ± 0.12 | 0.37 ± 0.12 | 0.37 ± 0.13 | 0.,37 ± 0.12 | 0.37 ± 0.14 | 0.37 ± 0.18 | 0.37 ± 0.12 | 0.37 ± 0.17 | 0.37 ± 0.16 |
Chest muscles/back muscles | 0.36 ± 0.13 | 0.36 ± 0.13 | 0.36 ± 0.26 | 0.36 ± 0.13 | 0.,36 ± 0.17 | 0.36 ± 0.13 | 0.36 ± 0.12 | 0.36 ± 0.13 | 0.36 ± 0.14 | 0.36 ± 0.13 |