Table 3 Results of force capacity testing for controls and racing drivers.
| Test | Mean | SD | 95% Confidence limits | |
|---|---|---|---|---|
| Lower | Upper | |||
| Leg extensor force (N) | ||||
| Concentric | ||||
| Controls | 1561 | 161 | 1412 | 1709 |
| Drivers | 1517 | 285 | 1253 | 1781 |
| Eccentric | ||||
| Controls | 2072 | 477 | 1631 | 2513 |
| Drivers | 2271 | 466 | 1840 | 2702 |
| Arm strength (N.m) | ||||
| Concentric | ||||
| Controls | 75 | 9 | 66 | 84 |
| Drivers | 80 | 11 | 70 | 90 |
| Eccentric | ||||
| Controls | 117 | 17 | 102 | 133 |
| Drivers | 114 | 16 | 98 | 129 |
| Arm endurance* (s) | ||||
| Controls | 94 | 26 | 61 | 127 |
| Drivers | 78 | 27 | 54 | 100 |
*Isometric, threshold of 30 N.m.