Table 4.
Baseline fracture risk factors between patients for ‘hip osteoporotic fracture’
| With fracture (n = 26) | Without fracture (n = 1282) | p- value | 95 % CI | RR | RR 95 % CI | |
|---|---|---|---|---|---|---|
| Age (SD) | 69.7 (6.8) | 56.9 (8.0) | <0.001 | [9.7–15.9] | - | - |
| Age > 65 (%) | 76.9 | 18.1 | <0.001 | [42.5–75.1] | 13.97 a | [5.8–33.5] |
| BMI (SD) | 27.2 (3.5) | 27.9 (4.8) | 0.310 | ns | ||
| BMI < 20 (%) | 3.8 | 2.5 | 0.664 | ns | 1.55 b | [0.3–8.2] |
| Previous fracture (%) | 53.8 | 20.7 | <0.001 | [13.8–52.4] | 4.28 | [2.0–9.0] |
| Parental hip fracture (%) | 19.2 | 14.1 | 0.460 | ns | 1.44 | [0.6–3.6] |
| Smoker (%) | 0 | 11.7 | 0.063 | ns | - | - |
| Alcohol risk (%) | 0 | 0.7 | 0.834 | ns | - | - |
| Corticoids (%) | 15.4 | 4.8 | 0.036 | [3.3–24.5] | 3.48 | [1.3–9.2] |
| Rheumatoid arthritis (%) | 7.7 | 1.0 | 0.034 | [3.6–17.0] | 7.18 | [1.9–22.3] |
| Falls previous year (%) | 38.5 | 23.0 | 0.065 | ns | 2.06 | [1.0–4.4] |
| Osteoporosis (baseline DXA) (%) | 65.4 | 27.5 | <0.001 | [19.4–56.3] | 6.80 c | [1.8–26.3] |
| Osteopenia (baseline DXA) (%) | 26.9 | 49.7 | 0.021 | [5.5–40.1] | 1.60 d | [0.4–6.8] |
| Normal (baseline DXA) (%) | 7.7 | 22.9 | 0.067 | ns | - | - |
CI confidence interval, RR relative risk, SD standard deviation, BMI body mass index, ns non statistical significance, DXA dual-energy X-ray absorptiometry
a < 65 vs ≥ 65 years
b < 20 vs ≥ 20
c Osteoporosis vs normal
d Osteopenia vs normal