Table 2.
Load variations of four exercises after one year of resistance training
| Loads (kg) | Leg press | Seated row | Lumbar extension | Chest press | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Before | After | Δ | Before | After | Δ | Before | After | Δ | Before | After | Δ | |
| Mean | 33.8 | 63.0 | 29.2 | 25.0 | 45.5 | 20.5 | 31.2 | 66.5 | 35.3 | 12.5 | 20.7 | 8.3 |
| SD | 10.7 | 19.1 | 6.2 | 21.8 | 9.1 | 13.8 | 6.9 | 8.3 | ||||
| Median | 31.0 | 60.0 | 29.0 | 22.5 | 38.2 | 18.2 | 28.3 | 60.0 | 35.0 | 10.3 | 17.5 | 7.0 |
| Minimum | 20.7 | 32.5 | −2.5 | 19.0 | 0.0 | −20.7 | 17.8 | 48.7 | 24.2 | 7.5 | 12.5 | 4.2 |
| Maximum | 48.7 | 95.0 | 56.3 | 35.0 | 80.0 | 46.9 | 45.8 | 89.2 | 49.4 | 30.8 | 35.0 | 18.2 |
| 25th percentile | 22.5 | 50.0 | 14.2 | 20.0 | 37.5 | 14.5 | 24.3 | 60.0 | 25.0 | 7.5 | 15.0 | 5.0 |
| 75th percentile | 45.0 | 78.1 | 46.7 | 32.5 | 68.1 | 33.1 | 40.8 | 83.1 | 42.2 | 15.0 | 25.3 | 10.3 |
| p-value* | 0.004 | 0.021 | 0.003 | 0.003 | ||||||||
*
Willcoxon matched pair test