Table 1.
Pooled mean strength values with 95% confidence intervals for adult and elderly non-athlete populations.
| Groups | Knee strength (Nm/kg) | |||||||
|---|---|---|---|---|---|---|---|---|
| Knee angle | Age | Gender | Movement | Mean | 95% CI | Participants | Studies | |
| Extended | Adult | F | Extension | 1.26 | 1.01 | 1.50 | 95 | 5 |
| Extended | Adult | F | Flexion | 1.00 | 0.78 | 1.21 | 82 | 5 |
| Extended | Adult | M | Extension | 1.79 | 1.34 | 2.23 | 286 | 10 |
| Extended | Adult | M | Flexion | 1.03 | 0.85 | 1.20 | 99 | 5 |
| Extended | Elderly | F | Extension | 0.62 | 0.18 | 1.07 | 40 | 3 |
| Extended | Elderly | F | Flexion | 0.58 | 0.06 | 1.10 | 60 | 5 |
| Extended | Elderly | M | Extension | 1.16 | 0.95 | 1.37 | 132 | 9 |
| Extended | Elderly | M | Flexion | 0.89 | 0.59 | 1.20 | 42 | 3 |
| Mid-range | Adult | F | Extension | 2.38 | 2.02 | 2.74 | 707 | 15 |
| Mid-range | Adult | F | Flexion | 0.94 | 0.82 | 1.06 | 66 | 4 |
| Mid-range | Adult | M | Extension | 3.19 | 2.92 | 3.45 | 937 | 15 |
| Mid-range | Adult | M | Flexion | 1.39 | 1.15 | 1.62 | 832 | 7 |
| Mid-range | Elderly | F | Extension | 1.52 | 1.40 | 1.64 | 1,156 | 19 |
| Mid-range | Elderly | F | Flexion | 0.64 | 0.46 | 0.81 | 78 | 6 |
| Mid-range | Elderly | M | Extension | 1.95 | 1.74 | 2.16 | 534 | 14 |
| Mid-range | Elderly | M | Flexion | 0.79 | 0.69 | 0.89 | 58 | 4 |
| Flexed | Adult | F | Extension | 2.37 | 2.04 | 2.71 | 621 | 10 |
| Flexed | Adult | F | Flexion | 1.07 | 0.46 | 1.69 | 32 | 2 |
| Flexed | Adult | M | Extension | 2.78 | 2.50 | 3.06 | 3,718 | 27 |
| Flexed | Adult | M | Flexion | 1.25 | 0.96 | 1.54 | 267 | 12 |
| Flexed | Elderly | F | Extension | 1.33 | 1.05 | 1.62 | 214 | 11 |
| Flexed | Elderly | F | Flexion | 0.45 | 0.34 | 0.56 | 60 | 4 |
| Flexed | Elderly | M | Extension | 1.77 | 1.50 | 2.04 | 392 | 15 |
| Flexed | Elderly | M | Flexion | 0.70 | 0.57 | 0.83 | 42 | 3 |
M, male; F, female; CI, confidence interval.