Table 2. Reliability metrics for hip torque measurements using a motor-driven dynamometer.
| 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) | 117 ± 22 | 113 ± 25 | 0.85 (0.67–0.94) | 9 (7–13) | 8 | 21 (16–31) | 18 |
| Adduction (n = 20) | 90 ± 24 | 95 ± 27 | 0.89 (0.72–0.95) | 8 (6–12) | 9 | 19 (14–28) | 20 |
| Extension (n = 19) | 152 ± 27 | 155 ± 28 | 0.95 (0.86–0.98) | 6 (5–10) | 4 | 14 (11–22) | 9 |
| Flexion (n = 20) | 97 ± 22 | 102 ± 25 | 0.95 (0.74–0.99) | 4 (3–7) | 4 | 10 (7–16) | 10 |
| Internal rotation (n = 19) | 68 ± 20 | 65 ± 17 | 0.92 (0.78–0.97) | 5 (4–8) | 8 | 12 (9–18) | 18 |
| External rotation (n = 20) | 50 ± 13 | 52 ± 15 | 0.90 (0.75–0.96) | 4 (3–7) | 9 | 10 (8–16) | 20 |
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