Table 5 Logistic regression analysis for the factors that associate with PTA abnormal rate
From: Health study of 11,800 workers under occupational noise in Xinjiang
Variables | β | S.E. | Wald | OR | 95%CI | P-value |
|---|---|---|---|---|---|---|
Gender (Male vs Female) | −1.197 | 0.193 | 38.461 | 0.302 | 0.207–0.441 | 0.000 |
Nationality (Hans vs Minorities) | −0.403 | 0.135 | 8.859 | 0.668 | 0.512–0.871 | 0.003 |
Age | 0.063 | 0.004 | 256.435 | 1.065 | 1.057–1.074 | 0.000 |
Enterprise size | ||||||
Small-scale | 10.771 | 0.005 | ||||
Mid-scale | −0.378 | 0.128 | 8.712 | 0.685 | 0.533–0.881 | 0.003 |
Large-scale | −0.441 | 0.137 | 10.419 | 0.643 | 0.492–0.841 | 0.001 |
Industry | ||||||
Mining | 39.377 | 0.000 | ||||
Manufacturing | −0.439 | 0.092 | 23.006 | 0.644 | 0.538–0.771 | 0.000 |
EGW | −0.667 | 0.139 | 22.901 | 0.513 | 0.391–0.674 | 0.000 |
Transportation | −0.497 | 0.165 | 9.067 | 0.608 | 0.440–0.841 | 0.003 |
Others | −0.520 | 0.161 | 10.421 | 0.595 | 0.434–0.815 | 0.001 |