Variable | Radiograph | PF | BP | ECG |
---|---|---|---|---|
OR(95% CI) | OR(95% CI) | OR(95% CI) | OR(95% CI) | |
Sex | ||||
Female | 1.00 | 1.00 | 1.00 | 1.00 |
Male | 1.28 (0.92–1.78) | 1.06 (0.80–1.41) | 1.01 (0.86–1.19) | 1.00 (0.85–1.18) |
Age, years | ||||
≤ 30 | 1.00 | 1.00 | 1.00 | 1.00 |
31–40 | 4.05 (1.92–8.54)* | 0.88 (0.52–1.49) | 1.19 (0.94–1.51) | 1.92 (1.48–2.50)* |
41–50 | 2.71 (1.24–5.90)* | 1.30 (0.75–2.25) | 1.49 (1.14–1.94)* | 2.13 (1.60–2.84)* |
> 50 | 1.75 (0.75–4.09) | 1.16 (0.62–2.18) | 1.44 (1.02–2.03)* | 1.98 (1.39–2.81)* |
Years of dust exposure | ||||
≤ 10 | 1.00 | 1.00 | 1.00 | 1.00 |
11–20 | 1.26 (0.97–1.64) | 2.93 (2.27–3.79)* | 1.82 (1.60–2.08)* | 0.89 (0.77–1.03) |
> 20 | 1.70 (1.33–2.17)* | 2.64 (2.09–3.34)* | 1.29 (1.12–1.48)* | 0.98 (0.86–1.11) |
Smoking | ||||
No | 1.00 | 1.00 | 1.00 | 1.00 |
Yes | 1.20 (0.83–1.72) | 1.92 (1.34–2.71)* | 0.93 (0.61–1.50) | 1.16 (0.95–1.42) |
Drinking | ||||
No | 1.00 | 1.00 | 1.00 | 1.00 |
Yes | 2.20 (1.61–3.00)* | 1.26 (0.97–1.64) | 1.11 (0.95–1.31) | 1.20 (1.03–1.40)* |
Working types | ||||
Ground auxiliary | 1.00 | 1.00 | 1.00 | 1.00 |
Tunneling | 0.97 (0.65–1.47) | 0.91 (0.57–1.43) | 2.05 (1.77–2.38)* | 1.01 (0.85–1.19) |
Coal extraction | 2.16 (1.57–2.97)* | 2.43 (1.88–3.14)* | 2.15 (1.78–2.59)* | 1.27 (1.04–1.56)* |
Pulverized coal | 2.56 (2.02–3.24)* | 0.95 (0.73–1.23) | 1.75 (1.51–2.04)* | 2.37 (2.07–2.70)* |
Underground auxiliary | 1.80 (1.41–2.30)* | 1.50 (1.21–1.85)* | 2.67 (2.35–3.05)* | 1.23 (1.07–1.42)* |
Size of mine | ||||
Large | 1.00 | 1.00 | 1.00 | 1.00 |
Medium | 0.95 (0.70–1.28) | 1.75 (1.34–2.28)* | 1.88 (1.61–2.20)* | 1.09 (0.93–1.29) |
Small | 0.90 (0.61–1.17) | 1.88 (1.39–2.55)* | 1.95 (1.66–2.29)* | 1.14 (0.96–1.36) |