Table 4.
Secondary outcome of hip range of motion assessment: intention-to-treat analysis (N=66).
| Time point and variable | Median (IQRa) | P valueb | Estimate difference between groups (95% CI) | ||
| Digital PTc group (n=35) | Control group (n=31) | ||||
| Baseline | |||||
| Lying flexion | 28.2 (19.1) | 37.1 (20.0) | .07 | −8.9 (−18.53, 0.67) | |
| Lying abduction | 12.2 (5.4) | 15.9 (9.1) | .05 | −3.7 (−7.48, 0.02) | |
| Standing flexion | 45.1 (15.9) | 49.6 (16.7) | .27 | −4.5 (−12.52, 3.53) | |
| Standing hyperextension | −11.9 (7.0) | −15.4 (8.8) | .31 | 3.4 (−0.44, 7.33) | |
| Standing abduction | 23.5 (6.8) | 25.8 (10.7) | .08 | −2.2 (−6.78, 2.26) | |
| 8 weeks | |||||
| Lying flexion | 84.0 (23.5) | 66.6 (19.6) | .002 | 17.5 (6.78, 28.18) | |
| Lying abduction | 50.5 (17.5) | 39.2 (15.2) | .01 | 11.4 (3.27:19.50) | |
| Standing flexion | 87.6 (21.2) | 80.0 (19.8) | .14 | 7.5 (−2.58, 17.66) | |
| Standing hyperextension | −36.7 (14.3) | −30.1 (8.2) | .03 | −6.6 (−12.28, −0.96) | |
| Standing abduction | 52.2 (13.8) | 40.3 (11.3) | <.001 | 11.9 (5.62, 18.13) | |
| Change baseline-8 weeks | |||||
| Lying flexion | 55.8 (27.4) | 29.4 (25.6) | <.001 | 26.4 (13.32, 39.50) | |
| Lying abduction | 38.4 (17.3) | 23.3 (15.7) | <.001 | 15.1 (6.91, 23.25) | |
| Standing flexion | 42.5 (21.3) | 30.4 (20.3) | .02 | 12.0 (1.81, 22.33) | |
| Standing hyperextension | −24.7 (12.7) | −14.7 (10.1) | .001 | −10.1 (−15.75, −4.38) | |
| Standing abduction | 28.7 (13.4) | 14.6 (13.5) | <.001 | 14.1 (7.51, 20.76) | |
| 6 months | |||||
| Lying flexion | 80.7 (24.4) | 70.0 (19.3) | .06 | 10.7 (−0.27, 21.6) | |
| Lying abduction | 49.8 (18.2) | 41.6 (14.3) | .048 | 8.2 (0.06, 16.31) | |
| Standing flexion | 90.2 (23. 1) | 84.8 (19.8) | .32 | 5.4 (−5.25, 16.03) | |
| Standing hyperextension | −34.1 (15.1) | −28.8 (9.2) | .10 | −5.3 (−11.36, 0.81) | |
| Standing abduction | 51.7 (15.1) | 43.8 (11.8) | .02 | 8.0 (1.24, 14.69) | |
| Change baseline-6 months | |||||
| Lying flexion | 52.5 (26.6) | 32.8 (25.6) | .003 | 19.6 (6.73, 32.50) | |
| Lying abduction | 37.6 (18.2) | 25.7 (15.2) | .01 | 11.9 (3.57, 20.20) | |
| Standing flexion | 45.1 (22.6) | 35.2 (20.6) | .07 | 9.9 (−0.79, 20.57) | |
| Standing hyperextension | −22.2 (13.3) | −13.5 (11.1) | .01 | −8.7 (−14.72, −2.59) | |
| Standing abduction | 28.2 (14.3) | 18.0 (12.1) | .003 | 10.2 (3.64, 16.74) | |
aIQR: interquartile range.
bMann-Whitney U test.
cPT: physiotherapy.