Table 1. Reliability metrics for hip torque measurements using a custom rig.
| Session 1 | Session 2 | ICC (95% CI) | SEM (95% CI) | SEM | MDC (95% CI) | MDC | |
|---|---|---|---|---|---|---|---|
| (N.m) | (N.m) | (N.m) | % | (N.m) | % | ||
| Abduction (n = 20) | 95 ± 21 | 99 ± 24 | 0.77 (0.51–0.90) | 11 (8–16) | 11 | 25 (19–37) | 26 |
| Adduction (n = 20) | 124 ± 29 | 126 ± 26 | 0.92 (0.79–0.97) | 8 (6–12) | 6 | 19 (14–28) | 15 |
| Extension (n = 18) | 226 ± 54 | 210 ± 52 | 0.85 (0.57–0.95) | 19 (14–29) | 9 | 44 (32–68) | 20 |
| Flexion (n = 17) | 87 ± 17 | 88 ± 17 | 0.95 (0.84–0.98) | 4 (3–7) | 5 | 9 (7–15) | 11 |
| Internal rotation (n = 20) | 65 ± 19 | 65 ± 17 | 0.86 (0.66–0.94) | 7 (5–10) | 11 | 16 (12–24) | 25 |
| External rotation (n = 20) | 48 ± 11 | 50 ± 13 | 0.72 (0.41–0.88) | 6 (5–10) | 13 | 15 (11–22) | 31 |
Notes.
Values are mean ± standard deviation unless otherwise indicated.
- ICC
- intraclass correlation coefficient
- CI
- confidence interval
- SEM
- standard error of measurement
- MDC
- minimal detectable change
- N.m
- newton.metre
- N
- newton
- E
- extension
- AB
- abduction
- ER
- external rotation