Table 2. Correlation coefficients between the outcome variables.
| Stair climbing | Ramp up | Timed up & go | 4-m walking | Isometric torque | Rate of torque development | Time to peak torque | Isokinetic strength | |
|---|---|---|---|---|---|---|---|---|
| Stair climbing | 1 | 0.78** | 0.74** | 0.53* | −0.38 | −0.57* | 0.59** | −0.30 |
| Ramp up | 1 | 0.82** | 0.45* | −0.15 | −0.29 | 0.49* | −0.14 | |
| Timed up & go | 1 | 0.61** | −0.14 | −0.22 | 0.45* | −0.12 | ||
| 4-m walking | 1 | −0.07 | −0.12 | 0.49* | −0.06 | |||
| Isometric strength | 1 | 0.84** | −0.21 | 0.95** | ||||
| Rate of force development | 1 | −0.32 | 0.80** | |||||
| Time to peak torque | 1 | −0.26 | ||||||
| Isokinetic strength | 1 |
** p< 0.01, *p< 0.05