|
Variable
|
Radiograph n(%)
|
PF n(%)
|
BP n(%)
|
ECG n(%)
|
|---|
|
Sex
|
|
Female
|
42 (3.2)
|
61 (4.6)
|
199 (15.1)
|
191 (14.5)
|
|
Male
|
465 (4.1)
|
594 (5.3)
|
1806 (16.0)
|
1732 (15.4)
|
|
Age, years
|
|
≤ 30
|
9 (0.6)
|
25 (1.7)
|
178 (11.8)
|
110 (7.3)
|
|
31–40
|
127 (4.5)
|
84 (3.0)
|
579 (20.7)
|
413 (14.8)
|
|
41–50
|
232 (4.6)
|
311 (6.2)
|
815 (16.2)
|
841 (16.7)
|
|
> 50
|
139 (4.3)
|
235 (7.2)
|
433 (13.3)
|
559 (17.1)
|
|
Years of dust exposure
|
|
≤ 10
|
158 (2.8)
|
132 (2.3)
|
778 (13.8)
|
801 (14.2)
|
|
11–20
|
101 (4.5)
|
147 (6.6)
|
556 (25.0)
|
329 (14.8)
|
|
> 20
|
248 (5.2)
|
376 (7.9)
|
671 (14.2)
|
793 (16.7)
|
|
Smoking
|
|
No
|
206 (3.4)
|
206 (3.4)
|
1177 (19.5)
|
816 (13.5)
|
|
Yes
|
301 (4.6)
|
449 (6.8)
|
828 (12.6)
|
1107 (16.9)
|
|
Drinking
|
|
No
|
62 (1.8)
|
114 (3.3)
|
438 (12.8)
|
391 (11.4)
|
|
Yes
|
445 (4.9)
|
541 (5.9)
|
1567 (17.1)
|
1532 (16.7)
|
|
Working types
|
|
Ground auxiliary
|
207 (3.1)
|
323 (4.8)
|
758 (11.2)
|
867 (12.8)
|
|
Tunneling
|
31 (2.0)
|
39 (2.6)
|
310 (20.5)
|
209 (13.8)
|
|
Coal extraction
|
51 (6.4)
|
85 (10.7)
|
175 (22.0)
|
128 (16.1)
|
|
Pulverized coal
|
117 (7.4)
|
71 (4.5)
|
283 (17.9)
|
416 (26.2)
|
|
Underground auxiliary
|
101 (5.2)
|
137 (7.1)
|
479 (24.7)
|
303 (15.6)
|
|
Size of mine
|
|
Large
|
331 (4.3)
|
423 (5.5)
|
911 (11.9)
|
1200 (15.6)
|
|
Medium
|
90 (3.9)
|
117 (5.1)
|
493 (21.4)
|
326 (14.1)
|
|
Small
|
86 (3.3)
|
115 (4.4)
|
601 (23.0)
|
397 (15.2)
|
- PF Pulmonary function, BP Blood pressure, ECG Electrocardiogram
