| | |
2001
|
2002
|
2003
|
2004
|
2005
|
2006
|
2007
|
2008
|
P*
|
|---|
|
Reason for surgery
|
Osteoarthritis (%)
|
74.8
|
75.8
|
75.9
|
76.1
|
76.3
|
76.3
|
75.4
|
77.0
|
<0.001
|
| |
Other (5)
|
25,2
|
24,2
|
24,1
|
23,9
|
23,7
|
23,7
|
24,6
|
23
| |
|
Discharge destinations
|
Home (%)
|
96.8
|
97.0
|
96.4
|
96.4
|
96.1
|
95.7
|
95.9
|
95.3
|
<0.001
|
| |
Health/social institution (%)
|
3.2
|
3.0
|
3.6
|
3.6
|
3.9
|
4.3
|
4.1
|
4.7
| |
|
Charlson comorbidity index
|
0 (%)
|
81.0
|
81.2
|
79.9
|
79.4
|
79.2
|
78.7
|
77.9
|
78.5
|
<0.001
|
| |
1-2 (%)
|
18.4
|
18.1
|
19.3
|
19.9
|
19.9
|
20.4
|
21.3
|
20.4
| |
| |
>2(%)
|
0.6
|
0.7
|
0.8
|
0.7
|
0.9
|
0.9
|
0.8
|
1.1
| |
- *P value for time trend estimated using logistic regression adjusted by age and sex.
