Table 2.
Primary outcome assessment Hip Dysfunction and Osteoarthritis Outcome Score.
| Time periods | Intervention | Control | Difference | ||||
| Mean (SD) | n (%) | Mean (SD) | n (%) | d (95% CI) | P value | ||
| Baseline/preadmissiona | |||||||
| Symptoms | 49.48 (18.28) | 47 (100) | 43.38 (20.34) | 47 (100) | 6.10 (−1.82 to 14.02) | .13 | |
| Pain | 51.49 (12.41) | 47 (100) | 45.33 (14.07) | 46 (98) | 6.16 (0.70 to 11.62) | .03 b | |
| Activities of daily living | 56.44 (15.50) | 47 (100) | 47.78 (14.86) | 47 (100) | 8.67 (2.44 to 14.88) | .007 | |
| Sport/recreation | 35.99 (23.45) | 47 (100) | 30.34 (19.93) | 46 (98) | 5.65 (−3.32 to 14.62) | .21 | |
| Quality of life | 30.72 (17.57) | 47 (100) | 27.26 (16.09) | 47 (100) | 3.46 (−3.44 to 10.36) | .32 | |
| Change baseline—6 weeksa | |||||||
| Symptoms | 27.42 (21.01) | 37 (95) | 31.62 (25.17) | 41 (95) | −4.20 (−14.71 to 6.32) | .43 | |
| Pain | 30.07 (19.41) | 37 (95) | 33.00 (18.67) | 40 (95) | −2.93 (−11.58 to 5.72) | .50 | |
| Activities of daily living | 23.43 (16.23) | 37 (95) | 27.44 (20.38) | 41 (95) | −4.02 (−12.39 to 4.35) | .34 | |
| Sport/recreation | 18.24 (26.49) | 37 (95) | 21.19 (30.9) | 40 (95) | −2.95 (−16.07 to 10.16) | .66 | |
| Quality of life | 28.72 (21.72) | 37 (95) | 27.74 (26.45) | 41 (95) | 0.97 (−10.01 to 11.96) | .86 | |
| Change baseline—3 monthsa | |||||||
| Symptoms | 32.68 (23.01) | 39 (93) | 37.53 (28.41) | 37 (100) | −4.85 (−16.64 to 6.94) | .42 | |
| Pain | 36.6 (17.5) | 39 (93) | 39.65 (21.62) | 36 (97) | −3.05 (−12.07 to 5.97) | .50 | |
| Activities of daily living | 28.56 (18.67) | 39 (93) | 35.13 (23.35) | 37 (100) | −6.57 (−16.21 to 3.07) | .18 | |
| Sport/recreation | 32.53 (30.29) | 39 (93) | 39.70 (32.01) | 36 (97) | −7.17 (−21.50 to 7.17) | .32 | |
| Quality of life | 39.42 (24.72) | 39 (93) | 42.91 (26.4) | 37 (100) | −3.48 (−15.16 to 8.19) | .55 | |
| Change baseline—6 monthsa | |||||||
| Symptoms | 34.36 (22.97) | 32 (97) | 41.25 (24.61) | 39 | −6.89 (−18.25 to 4.48) | .23 | |
| Pain | 38.52 (19.01) | 32 (97) | 40.72 (18.88) | 38 | −2.21 (−11.27 to 6.86) | .63 | |
| Activities of daily living | 30.71 (19.50) | 32 (97) | 37.55 (19.76) | 39 (100) | −6.84 (−16.19 to 2.50) | .15 | |
| Sport/recreation | 40.04 (31.74) | 32 (97) | 44.19 (28.30) | 38 | −4.15 (−18.47 to 10.17) | .57 | |
| Quality of life | 45.12 (27.39) | 32 (97) | 47.44 (22.75) | 39 (100) | −2.34 (−14.19 to 9.55) | .70 | |
aIndependent t test.
bP value in italics are statistically significant.