|
Pre-operative characteristics of joint replacement patients |
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| Patient characteristic |
Hip replacement |
Knee replacement |
||
| NHS (N = 291) |
ISTC (N = 184) |
NHS (N = 323) |
ISTC (N = 187) |
|
|
|
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| Mean (SD) |
Mean (SD) |
Mean (SD) |
Mean (SD) |
|
|
|
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| Age (years) |
66.2 (14.6) |
66.8 (14.1) |
66.2 (16.5) |
66.7 (12.2) |
| Duration symptoms (years) |
3.9 (5.4) |
3.7 (3.9) |
8.1 (10.1) |
8.6 (9.3) |
| Deprivation score |
22.4 (16.8) |
20.3 (13.3) |
25.2 (17.4) |
19.0 (12.6) |
| EQ-5D score |
0.31 (0.31) |
0.35 (0.32) |
0.36 (0.32) |
0.45 (0.30) |
| Disease-specific score |
44.0 (7.7) |
42.1 (8.4) |
42.3 (7.5) |
39.8 (8.0) |
|
|
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| N (%) |
N (%) |
N (%) |
N (%) |
|
|
|
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| Female |
157 (54.1) |
108 (58.7) |
167 (52.0) |
96 (51.6) |
| Any comorbidity |
251 (86.2) |
148 (80.4) |
280 (86.7) |
151 (80.7) |
| Previous similar surgery |
79 (27.3) |
34 (18.6) |
168 (53.3) |
78 (42.6) |
| Poor or fair health |
62 (21.5) |
27 (14.9) |
68 (21.7) |
21 (11.5) |
Browne et al. BMC Health Services Research 2008 8:78 doi:10.1186/1472-6963-8-78 |
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