Table 3.
Associated fracture sites in high-risk (OSTA < −4), medium-risk (−1 ≥ OSTA ≥ −4), and low-risk (OSTA > −1) patients.
| Variables | High Risk | Medium Risk | Low Risk | OR (95% CI) p | OR (95% CI) p | ||
|---|---|---|---|---|---|---|---|
| −4 > OSTA | −1 ≥ OSTA ≥ −4 | OSTA > −1 | I vs. III | II vs. III | |||
| n = 1585 (I) | n = 1985 (II) | n = 3137 (III) | |||||
| Head & Face, n (%) | |||||||
| Cranial fracture | 34 (2.1) | 36 (1.8) | 86 (2.7) | 0.8 (0.52–1.16) | 0.219 | 0.7 (0.44–0.97) | 0.034 |
| Facial bone fracture | 28 (1.8) | 91 (4.6) | 200 (6.4) | 0.3 (0.18–0.39) | <0.001 | 0.7 (0.55–0.91) | 0.007 |
| Vertebrae, n (%) | |||||||
| Vertebral fracture | 49 (3.1) | 82 (4.1) | 125 (4.0) | 0.8 (0.55–1.08) | 0.124 | 1.0 (0.78–1.38) | 0.796 |
| Extremity, n (%) | |||||||
| Humeral fracture | 88 (5.6) | 159 (8.0) | 284 (9.1) | 0.6 (0.46–0.76) | <0.001 | 0.9 (0.71–1.07) | 0.196 |
| Radial fracture | 169 (10.7) | 348 (17.5) | 517 (16.5) | 0.6 (0.50–0.73) | <0.001 | 1.1 (0.93–1.25) | 0.328 |
| Pelvic fracture | 25 (1.6) | 54 (2.7) | 85 (2.7) | 0.6 (0.37–0.90) | 0.015 | 1.0 (0.71–1.42) | 0.981 |
| Femoral fracture | 829 (52.3) | 543 (27.4) | 368 (11.7) | 8.3 (7.13–9.56) | <0.001 | 2.8 (2.45–3.28) | <0.001 |
| Patella fracture | 25 (1.6) | 63 (3.2) | 101 (3.2) | 0.5 (0.31–0.75) | 0.001 | 1.0 (0.72–1.36) | 0.928 |
| Tibia fracture | 52 (3.3) | 144 (7.3) | 298 (9.5) | 0.3 (0.24–0.44) | <0.001 | 0.7 (0.61–0.92) | 0.005 |
CI = confidence interval; OR = Odds ratio; OSTA = Osteoporosis Self-Assessment Tool for Asians.