| | |
Group 1
|
Group 2
|
p-value
|
|---|
| | |
(n = 93)
|
(n = 51)
| |
|---|
|
Gender
|
Male
|
23 (24.7%)
|
5 (9.8%)
|
0.030
|
|
Female
|
70 (75.3%)
|
46 (90.2%)
| |
|
Age (years)
| |
70.4 ± 7.2
|
70.0 ± 6.2
|
0.707
|
|
BMI (kg/m2)
| |
27.1 ± 3.5
|
27.4 ± 3.4
|
0.615
|
|
Education (years)
|
≤ 6
|
69 (74.2%)
|
44 (86.3%)
|
0.092
|
|
> 6
|
24 (25.8%)
|
7 (13.7%)
| |
|
Income
|
Enough
|
86 (92.5%)
|
49 (96.1%)
|
0.393
|
|
Lacking
|
7 (7.5%)
|
2 (3.9%)
| |
|
Current work status
|
Without
|
70 (75.3%)
|
39 (76.5%)
|
0.872
|
|
With
|
23 (24.7%)
|
12 (23.5%)
| |
|
Other bone disease
|
Without
|
69 (74.2%)
|
37 (72.5%)
|
0.860
|
|
With
|
24 (25.8%)
|
14 (27.5%)
| |
|
Low back pain
|
Without
|
44 (47.3%)
|
27 (52.9%)
|
0.518
|
|
With
|
49 (52.7%)
|
24 (47.1%)
| |
|
CVD
|
Without
|
71 (76.3%)
|
45 (88.2%)
|
0.085
|
|
With
|
22 (23.7%)
|
6 (11.8%)
| |
|
DM
|
Without
|
73 (78.5%)
|
40 (78.4%)
|
0.993
|
|
With
|
20 (21.5%)
|
11 (21.6%)
| |
|
HTN
|
Without
|
41 (44.1%)
|
16 (31.4%)
|
0.136
|
|
With
|
52 (55.9%)
|
35 (68.6%)
| |
- Group 1, unilateral TKR; Group 2, bilateral TKR; CVD, history of cardiovascular disease; DM, history of diabetes mellitus; HTN, history of hypertension
- Statistical significance was set at p < 0.0045, as described in the statistical analysis section
