Risk of lung cancer associated with ever having worked in the selected specific occupations (ISCO-68) stratified by sex
| ISCO-68 major groups | Ever worked N (cases/controls) | Model 0* OR (95% CI) | Model 1† OR (95% CI) | Model 2‡ OR (95% CI) | ||||
| Male | Female | Male | Female | Male | Female | Male | Female | |
| Textile industry workers | 5/49 | 6/58 | 0.6 (0.1 to 2.0) | 0.8 (0.3 to 2.3) | 0.4 (0.1 to 1.2) | 0.9 (0.4 to 2.4) | 0.6 (0.3 to 1.6) | 0.4 (0.1 to 1.1) |
| Painters | 7/31 | – | 1.1 (0.5 to 2.7) | – | 0.7 (0.3 to 2.0) | – | 0.7 (0.3 to 2.0) | – |
| Construction workers | 95/318 | – | 1.6 (1.2 to 2.1) | – | 1.5 (1.1 to 1.9) | – | 1.4 (1.0 to 1.8) | – |
| Drivers | 53/250 | – | 1.0 (0.7 to 1.4) | – | 0.8 (0.6 to 1.2) | – | 0.9 (0.6 to 1.2) | – |
| Road drivers | 46/190 | – | 0.9 (0.7 to 1.3) | – | 0.8 (0.5 to 1.1) | – | 0.8 (0.5 to 1.2) | – |
| Heavy vehicles drivers | 9/69 | – | 0.6 (0.3 to 1.2) | – | 0.4 (0.2 to 0.9) | – | 0.4 (0.2 to 0.9) | – |
| Welders | 16/53 | – | 1.5 (0.8 to 2.7) | – | 1.2 (0.6 to 2.4) | – | 1.0 (0.5 to 2.0) | – |
| Farmers | 161/678 | 18/69 | 1.2 (0.9 to 1.5) | 2.3 (1.2 to 4.5) | 1.1 (0.9 to 1.4) | 2.4 (1.2 to 4.6) | 1.0 (0.8 to 1.3) | 2.6 (1.3 to 5.3) |
| Only field farmers | 130/576 | 14/63 | 1.1 (0.9 to 1.4) | 2.0 (1.0 to 4.0) | 1.1 (0.9 to 1.4) | 2.0 (1.0 to 4.1) | 1.0 (0.8 to 1.3) | 2.4 (1.1 to 5.1) |
| Only animal farmers | 16/60 | 3/5 | 1.4 (0.8 to 2.5) | 3.1 (0.6 to 14.4) | 1.2 (0.6 to 2.2) | 3.0 (0.7 to 14.8) | 1.0 (0.5 to 2.0) | 3.9 (0.8 to 19.7) |
| Petroleum industry workers | 5/13 | – | 1.7 (0.6 to 4.8) | – | 2.5 (0.8 to 7.6) | – | 3.2 (1.1 to 9.8) | – |
| Bakers | 8/24 | 3/5 | 1.8 (0.8 to 4.0) | 5.0 (1.1 to 22.2) | 1.8 (0.8 to 4.3) | 5.0 (1.1 to 23.2) | 1.4 (0.5 to 3.7) | 5.5 (1.0 to 29.8) |
| Rubber industry workers | 3/9 | – | 1.7 (0.4 to 6.7) | – | 2.5 (0.5 to 11.0) | – | 2.7 (0.6 to 12.6) | – |
*Model 0 (M0) is adjusted for age categories (5-year categories) and residence (provinces).
†Model 1 (M1) is adjusted for M0 plus cigarette smoking status and intensity.
‡Model 2 (M2) is adjusted for M1 plus opium consumption.
–, no data; ISCO-68, International Standard Classification of Occupations; N, number.