Table 2.
Analysis of risk factors of osteoporosis using univariate logistic regression model
| Variable | β | Standard Error (SE) | P-value | Odds ratio | 95% confidence interval |
|---|---|---|---|---|---|
| Female | 0.675 | 0.115 | < 0.001** | 1.963 | (1.566,2.461) |
| Age (years) | 0.104 | 0.007 | < 0.001** | 1.109 | (1.094,1.124) |
| Height (cm) | −0.068 | 0.008 | < 0.001** | 0.934 | (0.921,0.948) |
| Weight (kg) | −0.051 | 0.006 | < 0.001** | 0.950 | (0.939,0.961) |
| BMI (kg/m2) | −0.091 | 0.019 | < 0.001** | 0.913 | (0.879,0.948) |
| SBP (mmHg) | 0.010 | 0.003 | 0.001** | 1.010 | (1.004,1.015) |
| DBP (mmHg) | 0.000 | 0.005 | 0.947 | 1.000 | (0.991,1.010) |
| Medical history | |||||
| Fracture | 0.585 | 0.161 | < 0.001** | 1.796 | (1.309,2.462) |
| Hyperthyroidism | 0.311 | 0.361 | 0.388 | 1.365 | (0.673,2.770) |
| Hypertension | 0.361 | 0.149 | 0.015* | 1.435 | (1.071,1.922) |
| CHD | 1.458 | 0.412 | < 0.001** | 4.299 | (1.916,9.644) |
| DM | 0.392 | 0.214 | 0.067* | 1.479 | (0.973,2.250) |
| Chronic gastrointestinal disease | 0.229 | 0.172 | 0.185* | 1.257 | (0.897,1.762) |
| Chronic renal failure | 0.044 | 0.252 | 0.862 | 1.045 | (0.638,1.711) |
| Gout | 0.927 | 0.450 | 0.039* | 2.528 | (1.047,6.102) |
| Malignant tumor | 0.176 | 0.629 | 0.799 | 1.193 | (0.347,4.096) |
| Use of medication | |||||
| Corticosteroids | −0.365 | 1.156 | 0.752 | 0.694 | (0.072,6.693) |
| Calcium tablet | −0.841 | 0.131 | < 0.001** | 0.431 | (0.334,0.558) |
| Living habit | |||||
| Smoking | 0.234 | 0.129 | 0.069* | 1.264 | (0.981,1.628) |
| Drinking | 0.607 | 0.125 | < 0.001** | 1.835 | (1.436,2.345) |
| Cooking | 0.717 | 0.117 | < 0.001** | 2.049 | (1.628,2.578) |
| The nature of work | |||||
| Sedentary | – | – | – | Ref. | 1.00 |
| Light activity | 0.476 | 0.118 | < 0.001** | 1.610 | (1.277,2.031) |
| Manual labor | 0.403 | 0.275 | 0.142* | 1.497 | (0.874,2.564) |
| The main mode of transportation to work | |||||
| Working at home | 0.805 | 0.151 | < 0.001** | 2.237 | (1.665,3.006) |
| Walking | – | – | – | Ref. | 1.00 |
| Taking buses | −0.372 | 0.171 | 0.029* | 0.689 | (0.493,0.963) |
| Driving | −1.043 | 0.180 | < 0.001** | 0.352 | (0.247,0.502) |
| Do the household work | |||||
| Never | – | – | – | Ref. | 1.00 |
| Occasionally | −0.304 | 0.206 | 0.140* | 0.738 | (0.493,1.105) |
| Often | 0.468 | 0.198 | 0.018* | 1.597 | (1.083,2.355) |
| Physical exercise | −0.291 | 0.125 | 0.020* | 0.747 | (0.585,0.954) |
*P < 0.2, **P < 0.05