0 worst, 100 best
|
Pre-operative
|
6 months follow-up
|
Change
| |
---|
Preoperative
|
Mean
|
SE
|
Mean
|
SE
|
Mean
|
SE
|
N
|
---|
WOMAC pain
|
55.6
|
1.1
|
90.4
|
0.8
|
34.7
|
1.2
|
281
|
---|
0-20
|
12.9
|
1.3
|
89.0
|
2.1
|
76.1
|
2.2
|
14
|
21-40
|
33.1
|
0.8
|
85.7
|
2.4
|
52.6
|
2.6
|
45
|
41-60
|
51.4
|
0.5
|
87.8
|
1.4
|
36.4
|
1.4
|
110
|
61-80
|
70.8
|
0.6
|
94.9
|
0.8
|
24.1
|
1.0
|
89
|
81-100
|
87.7
|
1.0
|
95.3
|
1.2
|
7.7
|
1.6
|
23
|
WOMAC stiffness
|
46.6
|
1.4
|
83.0
|
1.0
|
36.5
|
1.5
|
281
|
0-20
|
14.1
|
0.8
|
79.1
|
2.5
|
65.0
|
2.7
|
56
|
21-40
|
33.2
|
0.7
|
81.1
|
2.2
|
48.0
|
2.3
|
66
|
41-60
|
53.4
|
0.6
|
82.2
|
2.0
|
28.8
|
2.0
|
86
|
61-80
|
71.9
|
0.8
|
87.8
|
1.6
|
15.8
|
1.9
|
60
|
81-100
|
91.9
|
1.3
|
93.1
|
3.1
|
1.2
|
2.5
|
13
|
WOMAC function
|
51.3
|
1.1
|
86.7
|
0.8
|
35.5
|
1.1
|
281
|
0-20
|
16.4
|
1.0
|
79.4
|
3.1
|
63.4
|
3.4
|
21
|
21-40
|
33.6
|
0.6
|
78.8
|
2.1
|
45.3
|
2.2
|
69
|
41-60
|
50.5
|
0.6
|
88.1
|
1.2
|
37.5
|
1.3
|
96
|
61-80
|
69.4
|
0.6
|
92.2
|
0.8
|
22.8
|
1.1
|
77
|
81-100
|
85.9
|
1.0
|
94.9
|
1.2
|
9.0
|
1.3
|
18
|
WOMAC sum
|
51.8
|
1.1
|
86.7
|
0.8
|
34.9
|
1.1
|
281
|
0-20
|
15.2
|
1.4
|
84.2
|
1.7
|
69.0
|
2.2
|
14
|
21-40
|
33.7
|
0.6
|
79.6
|
2.1
|
45.9
|
2.2
|
71
|
41-60
|
51.2
|
0.6
|
87.4
|
1.2
|
36.2
|
1.3
|
108
|
61-80
|
70.3
|
0.7
|
91.6
|
1.0
|
21.3
|
1.2
|
73
|
81-100
|
85.4
|
0.9
|
93.9
|
1.3
|
8.5
|
1.3
|
15
|
EQ-5D index*
|
53.9
|
0.9
|
76.9
|
0.9
|
22.9
|
1.0
|
281
|
0-40
|
33.1
|
0.5
|
70.1
|
2.1
|
37.1
|
2.1
|
69
|
41-50
|
46.8
|
0.3
|
76.2
|
2.2
|
29.3
|
2.1
|
41
|
51-60
|
54.2
|
0.2
|
76.4
|
1.7
|
22.2
|
1.8
|
70
|
61-70
|
65.5
|
0.3
|
80.7
|
1.4
|
15.3
|
1.5
|
53
|
71-100
|
76.9
|
0.6
|
83.5
|
1.4
|
6.7
|
1.6
|
48
|
EQ-5D index**
|
51.4
|
1.8
|
84.7
|
1.1
|
33.3
|
1.8
|
281
|
−40
|
8.8
|
1.1
|
79.4
|
2.5
|
70.5
|
2.3
|
88
|
41-50
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
51-60
|
56.8
|
0.6
|
85.4
|
3.3
|
28.6
|
3.0
|
26
|
61-70
|
66.6
|
0.3
|
84.3
|
1.8
|
17.7
|
1.9
|
73
|
71-100
|
77.9
|
0.6
|
89.8
|
1.3
|
12.0
|
1.4
|
94
|
EQ-5D VAS
|
59.6
|
1.2
|
78.4
|
1.1
|
18.8
|
1.4
|
281
|
0-40
|
28.0
|
1.3
|
74.7
|
2.8
|
46.7
|
2.6
|
57
|
41-50
|
48.3
|
0.4
|
70.1
|
3.4
|
21.8
|
3.4
|
49
|
51-60
|
58.4
|
0.5
|
74.1
|
2.8
|
15.7
|
2.9
|
37
|
61-70
|
68.8
|
0.3
|
81.5
|
2.5
|
12.8
|
2.6
|
52
|
71-100
|
81.9
|
0.8
|
85.4
|
1.3
|
3.5
|
1.3
|
86
|
- *German population experience-weighted.
- **UK population preference-weighted.