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. 2019 Sep 21;5(1):e000558. doi: 10.1136/bmjsem-2019-000558

Table 2.

Secondary outcome measures

Outcome Group mean scores and (SD) Difference within groups (95% CI) Difference between groups (95% CI)
0 weeks 4 weeks 12 weeks 0–4 weeks 0–12 weeks 4 weeks 12 weeks
Isometric Isotonic Isometric Isotonic Isometric Isotonic Isometric Isotonic Isometric Isotonic
(n=11) (n=12) (n=11) (n=12) (n=11) (n=12) (n=11) (n=12) (n=11) (n=12)
PCS (0–52) 10.3
(10.7)
13.0
(13.6)
7.4
(7.2)
11.2
(10.4)
7.3
(9.8)
6.8
(8.6)
2.9
(5.2 to 11)
1.8
(8.4 to 12.1)
3.0
(6.1 to 12.1)
6.3
(3.4 to 15.9)
0.7
(−4.4 to 5.8)
−3.3
(−12.8 to 6.3)
p=0.462 p=0.714 p=0.500 p=0.193 p=0.777 p=0.487
HOOS (0–100)
Symptoms 60.9
(15.6)
65.0
(18.7)
67.3
(14.2)
64.2
(17.8)
72.7
(19.8)
76.7
(12.5)
6.4
(−6.9 to 19.6)
−0.8
(−16.3 to 14.6)
11.8
(−4.0 to 27.7)
11.7
(−1.8 to 25.3)
8.7
(−11.4 to 28.7)
0.2
(−19.3 to 19.6)
P=0.329 P=0.912 P=0.136 P=0.086 P=0.378 P=0.987
Pain 53.6
(15.8)
53.8
(16.8)
61.1
(15.5)
59.8
(15.9)
65.7
(20.2)
70.7
(24.3)
7.5
(−6.4 to 21.4)
6.0
(−7.0 to 19.1)
12.0
(−3.6 to 27.6)
17.0
(0.7 to 33.3)
−0.3
(−17.1 to 16.4)
−3.4
(−27.0 to 20.2)
P=0.274 P=0.351 P=0.125 P=0.042 P=0.966 P=0.768
Function/daily living 59.4
(18.4)
64.0
(17.4)
68.5
(18.3)
68.9
(17.8)
72.56
(19.7)
73.0
(26.8)
9.1
(−7.7 to 25.8)
4.9
(−9.1 to 18.9)
13.2
(−3.7 to 30.1)
9.0
(−8.6 to 26.5)
0.7
(−18.9 to 20.3)
1.6
(−23.1 to 26.4)
P=0.272 P=0.480 P=0.144 P=0.303 P=0.937 P=0.890
Sports 51.1
(26.4)
60.0
(20.8)
60.4
(23.6)
61.0
(17.7)
63.8
(23.2)
68.8
(28.9)
9.3
(−13.5 to 32.2)
1.0
(−15.5 to 17.5)
12.7
(−10.2 to 35.6)
8.7
(−12.3 to 29.8)
10.2
(−9.0 to 29.4)
7.2
(−14.8 to 29.1)
P=0.402 P=0.899 P=0.260 P=0.398 P=0.280 P=0.502
QoL 44.3
(22.6)
50.0
(16.0)
51.7
(12.5)
50.0
(20.0)
56.8
(20.4)
67.2
(19.2)
7.6
(−7.6 to 22.8)
0.0
(−14.6 to 14.6)
12.5
(−6.3 to 31.3)
17.2
(3.2 to 31.2)
5.6
(−11.6 to 22.7)
−10.7
(−28.9 to 7.4)
P=0.313 P=1.000 P=0.180 P=0.018 P=0.503 P=0.231
EQ-5D-5L
Index (0–1) 0.64
(0.19)
0.63
(0.15)
0.69
(0.14)
0.62
(0.17)
0.70
(0.15)
0.69
(0.18)
0.05
(−0.104 to 0.194)
−0.01
(−0.147 to 0.128)
0.06
(−0.089 to 0.217)
0.07
(−0.076 to 0.201)
0.040
(−0.063 to 0.142)
−0.03
(−0.132 to 0.125)
P=0.535 P=0.887 P=0.397 P=0.343 P=0.435 P=0.960
Health score (0–100) 66.8
(13.8)
70
(19.3)
66.8
(15.4)
69.2
(16.5)
70.5
(15.7)
72.1
(20.5)
0.0
(−13.0 to 13.0)
−0.8
(−16.0 to 14.34)
3.6
(−9.5 to 16.8)
2.1
(−14.8 to 18.9)
0.8
(−13.7 to 15.4)
1.6
(−18.6 to 21.7)
P=1.000 P=0.911 P=0.571 P=0.800 P=0.906 P=0.871
IPAQ-SF
Low 4 3 3 3 4 4
Moderate 4 5 7 4 3 3
High 3 4 1 4 3 4
(one missing) (one missing) (one missing)

EQ-5D-5L, 5-level Euro Qol; HOOS, Hip Disability and Osteoarthritis Outcome Score; IPAQ-SF, International Physical Activity Questionnaire Short Form; PCS, Pain Catastrophising Scale; QoL, quality of life.