Revision Surgery in Total Joint Replacement Is Cost-Intensive
Table 2
Western Ontario and McMaster Universities Arthritis Index (WOMAC) and Euro-Qol 5D-5L (EQ-5D) for revision and primary total hip and knee arthroplasty preoperative and 1 year after surgery.
Joint replacement
EQ-5D preop
EQ-5D postop
WOMAC preop
WOMAC postop
Pain preop
Pain postop
Stiffness preop
Stiffness postop
Function preop
Function postop
Hip Revision
mean
0.50
0.71
41.17
68.07
40.00
76.00
44.91
69.68
40.84
65.00
SD
0.25
0.27
20.43
22.87
23.47
22.72
28.48
22.77
21.07
24.64
Hip Primary
mean
0.54
0.85
38.06
84.00
36.22
86.28
40.63
81.85
37.83
82.68
SD
0.24
0.20
17.35
18.36
19.98
17.40
21.63
21.53
18.57
20.06
p-value
0.45
<0.001
0.37
<0.001
0.31
0.001
0.31
<0.001
0.40
<0.001
Knee Revision
mean
0.59
0.71
43.41
63.18
40.81
64.93
44.77
61.21
44.32
63.24
SD
0.20
0.23
14.84
23.62
18.29
25.52
23.02
24.73
15.82
23.67
Knee Primary
mean
0.51
0.78
37.76
70.57
34.14
74.31
36.29
65.00
38.85
69.81
SD
0.21
0.19
12.45
19.12
14.32
18.20
21.32
20.52
13.61
19.62
p-value
0.10
0.08
0.05
0.06
0.04
0.02
0.06
0.34
0.07
<0.10
For quantitative data values are given as mean (SD = standard deviation). preop = preoperative. postop = postoperative.
