Table 2 Crude and adjusted multivariable logistic regression model of association between occupational characteristics and spontaneous abortion
Spontaneous abortion | ||||
|---|---|---|---|---|
Crude model, OR (95% CI) | p-value | Adjusted model, OR (95% CI) | p-value | |
Occupational classification | ||||
White-collared | Reference | Reference | ||
Pink/Green-collared | 2.33 (1.64–3.31) | <.0001 | 1.76 (1.15–2.78) | 0.0115 |
Blue-collared | 2.35 (1.59–3.47) | <.0001 | 1.81 (1.13–3.04) | 0.0159 |
Work schedule | ||||
Fixed | Reference | Reference | ||
Shift | 1.28 | 1.27 (0.93–1.80) | 0.1843 | |
Weekly working hours | ||||
≤ 50 | Reference | Reference | ||
51–60 | 1.18 (0.79–1.77) | 0.4138 | 1.08 (0.72–1.62) | 0.7077 |
61–70 | 1.88 (1.21–2.93) | 0.0051 | 1.56 (1.02–2.45) | 0.0426 |
> 70 | 2.05 (1.32–3.17) | 0.0013 | 1.66 (1.07–2.59) | 0.0250 |