| | |
Two years
| |
Five years
|
|---|
| |
n/N (%)
|
ORa
|
95% CI
|
P-value
|
n/N (%)
|
ORa
|
95% CI
|
P-value
|
|---|
|
Limitations in walking
| | | | | | | | |
|
RAa
|
50/141 (35.5%)
|
1.0 (ref)
| | |
38/97 (39.2%)
|
1.0 (ref)
| | |
|
Osteoarthritis
|
1298/4815 (27%)
|
0.7
|
(0.5 to 1.0)
|
0.04
|
927/2723 (34%)
|
0.8
|
(0.5 to 1.2)
|
0.32
|
|
AVN
|
113/397 (28.5%)
|
0.7
|
(0.5 to 1.1)
|
0.15
|
74/250 (29.6%)
|
0.7
|
(0.4 to 1.1)
|
0.10
|
|
Other
|
70/201 (34.8%)
|
1.0
|
(0.6 to 1.6)
|
0.91
|
51/145 (35.2%)
|
0.8
|
(0.5 to 1.5)
|
0.55
|
|
Limitations in climbing stairs
| | | | | | | | |
|
RA
|
53/144 (36.8%)
|
1.0 (ref)
| | |
38/98 (38.8%)
|
1.0 (ref)
| | |
|
Osteoarthritis
|
818/4873 (16.8%)
|
0.3
|
(0.2 to 0.5)
|
<0.01
|
562/2739 (20.5%)
|
0.4
|
(0.3 to 0.6)
|
<0.01
|
|
AVN
|
77/397 (19.4%)
|
0.4
|
(0.3 to 0.6)
|
<0.01
|
48/250 (19.2%)
|
0.4
|
(0.2 to 0.6)
|
<0.01
|
|
Other
|
55/202 (27.2%)
|
0.6
|
(0.4 to 1.0)
|
0.07
|
43/145 (29.7%)
|
0.7
|
(0.4 to 1.2)
|
0.15
|
|
Limitations in putting on socks/shoes
| | | | | | | | |
|
RA
|
57/143 (39.9%)
|
1.0 (ref)
| | |
37/97 (38.1%)
|
1.0 (ref)
| | |
|
Osteoarthritis
|
1178/4867 (24.2%)
|
0.5
|
(0.3 to 0.7)
|
<0.01
|
725/2733 (26.5%)
|
0.6
|
(0.4 to 0.9)
|
0.02
|
|
AVN
|
85/400 (21.3%)
|
0.4
|
(0.3 to 0.6)
|
<0.01
|
68/253 (26.9%)
|
0.6
|
(0.4 to 1.0)
|
0.05
|
|
Other
|
74/201 (36.8%)
|
0.9
|
(0.6 to 1.4)
|
0.59
|
54/144 (37.5%)
|
1.0
|
(0.6 to 1.7)
|
0.92
|
|
Limitations in picking up objects
| | | | | | | | |
|
RA
|
55/145 (37.9%)
|
1.0 (ref)
| | |
40/98 (40.8%)
|
1.0 (ref)
| | |
|
Osteoarthritis
|
1153/4873 (23.7%)
|
0.5
|
(0.4 to 0.7)
|
<0.01
|
730/2735 (26.7%)
|
0.5
|
(0.3 to 0.8)
|
<0.01
|
|
AVN
|
92/399 (23.1%)
|
0.5
|
(0.3 to 0.7)
|
<0.01
|
63/252 (25%)
|
0.5
|
(0.3 to 0.8)
|
<0.01
|
|
Other
|
68/203 (33.5%)
|
0.8
|
(0.5 to 1.3)
|
0.41
|
50/146 (34.2%)
|
0.8
|
(0.4 to 1.3)
|
0.32
|
|
Limitations in getting in/out of car
| | | | | | | | |
|
RA
|
29/144 (20.1%)
|
1.0 (ref)
| | |
21/98 (21.4%)
|
1.0 (ref)
| | |
|
Osteoarthritis
|
703/4864 (14.5%)
|
0.7
|
(0.4 to 1.0)
|
0.06
|
488/2745 (17.8%)
|
0.8
|
(0.5 to 1.3)
|
0.39
|
|
AVN
|
63/401 (15.7%)
|
0.7
|
(0.4 to 1.2)
|
0.24
|
40/251 (15.9%)
|
0.7
|
(0.4 to 1.3)
|
0.26
|
|
Other
|
48/202 (23.8%)
|
1.2
|
(0.7 to 2.1)
|
0.43
|
36/146 (24.7%)
|
1.2
|
(0.6 to 2.3)
|
0.58
|
|
Limitations in rising from chair
| | | | | | | | |
|
RA
|
25/144 (17.4%)
|
1.0 (ref)
| | |
14/98 (14.3%)
|
1.0 (ref)
| | |
|
Osteoarthritis
|
353/4852 (7.3%)
|
0.4
|
(0.2 to 0.6)
|
<0.01
|
272/2727 (10%)
|
0.7
|
(0.4 to 1.2)
|
0.17
|
|
AVN
|
39/401 (9.7%)
|
0.5
|
(0.3 to 0.9)
|
0.02
|
30/252 (11.9%)
|
0.8
|
(0.4 to 1.6)
|
0.55
|
|
Other
|
24/201 (11.9%)
|
0.6
|
(0.4 to 1.2)
|
0.16
|
18/143 (12.6%)
|
0.9
|
(0.4 to 1.8)
|
0.70
|
|
Limitations in sitting
| | | | | | | | |
|
RA
|
1/143 (0.7%)
|
1.0 (ref)
| | |
1/97 (1%)
|
1.0 (ref)
| | |
|
Osteoarthritis
|
44/4850 (0.9%)
|
1.3
|
(0.2 to 9.5)
|
0.8
|
26/2724 (1%)
|
0.9
|
(0.1 to 6.9)
|
0.94
|
|
AVN
|
9/396 (2.3%)
|
3.3
|
(0.4 to 26.3)
|
0.3
|
7/251 (2.8%)
|
2.8
|
(0.3 to 22.7)
|
0.35
|
|
Other
|
2/200 (1.0%)
|
1.4
|
(0.1 to 16.0)
|
0.8
|
3/144 (2.1%)
|
2.0
|
(0.2 to 20.0)
|
0.54
|
-
aReference category is rheumatoid arthritis/inflammatory arthritis. --, not applicable, since these ADLs did not have a response for mild limitation category. Numbers in bold represents significant p-value <0.05, ADL, activities of daily living; AVN, avascular necrosis of bone; CI, confidence interval; OR, odds ratio; RA, rheumatoid arthritis; THA, total hip arthroplasty.
