|
Factors
|
n
|
Shortening group
|
Non-shortening group
|
χ2
|
p
|
|---|
|
Age (years)
|
|
18–44
|
65
|
14
|
51
|
5.086
|
0.024
|
|
45–59
|
57
|
23
|
34
| | |
|
Sex
|
|
Male
|
83
|
30
|
53
|
4.157
|
0.041
|
|
Female
|
39
|
7
|
32
| | |
|
BMD
|
|
T > − 2.5
|
75
|
17
|
58
|
5.408
|
0.020
|
|
T ≤ − 2.5
|
47
|
20
|
27
| | |
|
BMI (kg/m2)
|
|
< 24.0
|
60
|
12
|
48
|
8.745
|
0.012
|
|
24.0 ≤ BMI < 28.0
|
44
|
15
|
29
| | |
|
≥ 28.0
|
18
|
10
|
8
| | |
|
Fracture type
|
|
Type I, II
|
33
|
19
|
14
|
15.895
|
0.000
|
|
Type III, IV
|
89
|
18
|
71
| | |
|
Posterior medial cortex comminution
|
|
Yes
|
82
|
32
|
50
|
8.952
|
0.002
|
|
No
|
40
|
5
|
35
| | |
|
Reduction quality
|
|
Grade I, II
|
77
|
15
|
62
|
11.625
|
0.000
|
|
Grade III, IV
|
45
|
22
|
23
| | |
|
Surgical time (h)
|
|
≤ 24
|
79
|
23
|
56
|
0.156
|
0.692
|
|
> 24
|
43
|
14
|
29
| | |
|
Time to weight-bearing (months)
|
|
≤ 2
|
91
|
27
|
64
|
0.073
|
0.787
|
|
> 2
|
31
|
10
|
21
| | |
|
Hospitalization time (week)
|
|
≤ 1
|
75
|
22
|
53
|
0.091
|
0.762
|
|
> 1
|
47
|
15
|
32
| | |
