Table 1 Comparison of systemic factors between the non-refracture group and refracture group
Non-refracture (n = 289) | Refracture (n = 43) | P value | |
|---|---|---|---|
Sex, n (%) | 0.435 | ||
Female | 227 (78.5%) | 36 (83.7%) | |
Male | 62 (21.5%) | 7 (16.3%) | |
Age, (years) | 0.224 | ||
< 70 | 113 (39.1%) | 11 (25.6%) | |
70–79 | 83 (28.7%) | 17 (39.5%) | |
≥ 80 | 93 (32.2%) | 15 (34.9%) | |
BMI, (kg/m2) | 0.666 | ||
<18 | 23 (8.0%) | 13 (30.2%) | |
18–24 | 165 (57.1%) | 9 (20.9%) | |
24–28 | 85 (29.4%) | 11 (25.6%) | |
≥28 | 16 (5.5%) | 10 (23.3%) | |
BMD | <0.001 | ||
≤-3.9 | 31 (10.7%) | 14 (32.5%) | |
-3.9 – -2.5 | 103 (35.6%) | 22 (51.2%) | |
-2.5 – -1 | 130 (45.0%) | 6 (14.0%) | |
>-1 | 25 (8.7%) | 1 (2.3%) | |
Hypertension, n (%) | 0.995 | ||
Yes | 148 (51.2%) | 22 (51.2%) | |
No | 141 (48.8%) | 21 (48.8%) | |
Diabetes, n (%) | 0.726 | ||
Yes | 54 (18.7%) | 9 (20.9%) | |
No | 235 (81.3%) | 34 (79.1%) | |
Fracture segment, n (%) | 0.058 | ||
T10 | 17 (5.9%) | 6 (13.9%) | |
T11–L2 | 187 (64.7%) | 21 (48.8%) | |
L3–L5 | 85 (29.4%) | 16 (37.2%) | |
Number of fractured vertebrae, n (%) | 0.604 | ||
1 | 263 (91.0%) | 38 (88.4%) | |
2 | 22 (7.6%) | 5 (11.6%) | |
3 | 4 (1.4%) | 0 (0%) | |