Table 2. Outcome measures.
| Outcome measures | Mean ± SD | 95% CI of difference (Lower, Upper) |
||
|---|---|---|---|---|
| Baseline | Post-intervention | |||
| Aggravating pain score* | 6.04 ± 2.01 | 3.04 ± 2.50 | - | |
| WOMAC | ||||
| Pain* | 4.80 ± 4.01 | 2.48 ± 3.12 | (–3.77, –1.06) | |
| Stiffness* | 1.8 ± 2.04 | 1.08 ± 1.68 | (–1.53, 0.03) | |
| Physical Function* | 13.04 ± 11.23 | 9.04 ± 10.88 | (–7.90, –0.44) | |
| Knee ROM (Refer to Table 3) | ||||
| 6MWT (m) | 373.03 ± 75.88 | 381.83 ± 62.32 | (–31.30, 13.70) | |
| Proprioception (angular error) | ||||
| 17° Reference angle | 5.42 ± 3.17 | 4.19 ± 3.32 | (–0.63, 3.08) | |
| 34° Reference angle | 3.85 ± 2.79 | 5.11 ± 2.87 | (–2.88, 0.36) | |
| 50° Reference angle | 4.99 ± 2.04 | 4.99 ± 2.68 | (–1.27, 1.27) | |
| 67° Reference angle | 4.82 ± 3.10 | 4.99 ± 2.68 | (–1.96, 1.63) | |
| SF-12 score | ||||
| PCS | 40.78 ± 9.15 | 43.69 ± 8.77 | (–6.24, 0.42) | |
| MCS | 53.13 ± 8.47 | 54.93 ± 8.47 | (–4.84, 1.24) | |
*Statistically significant at the p≤0.05 level of confidence. 6MWT: six-minute walk test; MCS: SF-12 mental component summary; PCS: SF-12 physical component summary; ROM: range of motion; SF-12: Short-Form 12-item health survey; WOMAC: Western Ontario and McMaster Universities Arthritis Index