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. 2019 Jun 21;6(1):e14523. doi: 10.2196/14523

Table 3.

Secondary outcome of patient-reported Hip dysfunction and Osteoarthritis Outcome Scale (HOOS): intention-to-treat analysis (N=66).

Time point and variable Score, median (IQRa) P valueb Estimate difference between groups (95% CI)
Digital PTc group (n=35) Control group (n=31)
Baseline




Symptoms 35.0 (20.0) 40.0 (30.0) .12 −10.0 (−20.0, 0.0)

Pain 33.0 (13.0) 33.0 (35.0) .50 −3.0 (−13.0, 5.0)

Activities of daily living 29.0 (15.0) 28.0 (28.0) .75 1.0 (−6.0, 7.0)

Sports 0.0 (6.0) 0.0 (19.0) .34 0.0 (0.0, 0.0)

Quality of life 13.0 (13.0) 19.0 (25.0) .03 −6.0 (−13.0, 0.0)
8 weeks




Symptoms 100.0 (5.0) 95.0 (20.0) .01 5.00 (0.0, 10.0)

Pain 100.0 (7.0) 98.0 (12.0) .24 0.0 (0.0, 5.0)

Activities of daily living 93.0 (11.0) 82.0 (14.0) <.001 9.0 (4.0, 13.0)

Sports 50.0 (18.0) 38.0 (19.0) .004 12.0 (6.0, 19.0)

Quality of life 81.0 (19.0) 69.0 (31.0) .08 6.0 (0.0, 18.0)
Change baseline-8 weeks




Symptoms 60.0 (30.0) 45.0 (30.0) .06 10.0 (0.0, 20.0)

Pain 60.0 (22.0) 60.0 (32.0) .75 2.0 (−10.0, 10.0)

Activities of daily living 56.0 (23.0) 57.0 (27.0) .63 −2.0 (−10.0, 6.0)

Sports 44.0 (25.0) 38.0 (25.0) .26 6.0 (−6.0, 13.0)

Quality of life 63.0 (31.0) 50.0 (25.0) .46 6.0 (−6.0, 13.0)
6 months




Symptoms 100.0 (5.0) 95.0 (10.0) .20 0.0 (0.0, 5.0)

Pain 100.0 (5.0) 100.0 (7.0) .75 0.0 (0.0, 0.0)

Activities of daily living 96.0 (11.0) 88.0 (19.0) .02 4.0 (0.0, 10.0)

Sports 75.0 (32.0) 50.0 (32.0) .01 19.0 (6.0, 37.0)

Quality of life 94.0 (12.0) 81.0 (19.0) .02 7.0 (0.0, 19.0)
Change baseline-6 months




Symptoms 60.0 (25.0) 45.0 (30.0) .06 10.0 (0.0, 20.0)

Pain 65.0 (18.0) 53.0 (30.0) .21 7.0 (−5.0, 17.0)

Activities of daily living 63.0 (22.0) 56.0 (25.0) .10 7.0 (−1.0, 15.0)

Sports 69.0 (31.0) 38.0 (38.0) .004 25.0 (7.0, 37.0)

Quality of life 75.0 (32.0) 56.0 (31.0) .01 19.0 (6.0, 25.0)

aIQR: interquartile range.

bMann-Whitney U test.

cPT: physiotherapy.