HRs for lung cancer among a priori occupation groups and other suspected occupations of interest (at the major level unless otherwise noted)
| Occupation | Cases (no of workers) | HR (99% CI) |
| A priori groups | ||
| Bartenders* | 72 (4431) | 1.62 (1.19 to 2.19) |
| Waiters, hostesses and stewards* | 321 (32 038) | 0.96 (0.83 to 1.11) |
| Drilling/blasting | 165 (3482) | 1.61 (1.32 to 1.97) |
| Other mining/quarrying including oil/gas field | 333 (10 522) | 1.53 (1.33 to 1.76) |
| Mineral ore treating | 42 (983) | 1.54 (1.04 to 2.29) |
| Metal smelting, converting and refining* | 70 (2310) | 1.15 (0.84 to 1.56) |
| Clay, glass and stone processing/forming | 255 (10 187) | 1.24 (1.05 to 1.46) |
| Welding/flame cutting* | 904 (47 110) | 1.08 (0.99 to 1.18) |
| Boilermakers, platers and structural metal workers* | 98 (4432) | 1.85 (1.43 to 2.40) |
| Painting/decorating, except construction* | 221 (11 466) | 1.25 (1.05 to 1.48) |
| Excavating/grading/paving | 536 (18 394) | 1.52 (1.36 to 1.70) |
| Construction trades | 3057 (165 414) | 1.09 (1.03 to 1.14) |
| Railway transport operating | 97 (4033) | 1.23 (0.95 to 1.60) |
| Bus drivers* | 239 (7733) | 1.23 (1.04 to 1.46) |
| Truck drivers | 3011 (122 525) | 1.48 (1.41 to 1.56) |
| Stationary engine/utilities equipment operating | 207 (7596) | 1.24 (1.04 to 1.48) |
| Other suspected groups of interest | ||
| Nursing therapy and related assisting | 1369 (124 139) | 0.85 (0.79 to 0.91) |
| Radiological technologists/technicians* | 10 (1305) | 0.88 (0.39 to 1.99) |
| Firefighting | 174 (12 076) | 0.92 (0.76 to 1.12) |
| Police/detectives | 185 (23 360) | 0.67 (0.56 to 0.82) |
| Guards/watchmen* | 426 (23 879) | 1.29 (1.14 to 1.46) |
| Chefs/cooks* | 522 (46 128) | 0.98 (0.87 to 1.09) |
| Barbers, hairdressers and related* | 12 (1304) | 0.87 (0.41 to 1.82) |
| Laundering/dry cleaning | 119 (7115) | 1.02 (0.81 to 1.30) |
| Janitors/charworkers/cleaners | 2179 (103 022) | 1.25 (1.18 to 1.32) |
| Farmers/farm management | 45 (4389) | 0.69 (0.47 to 1.01) |
| Farm, nursery and related | 498 (43 787) | 0.92 (0.82 to 1.03) |
| Forestry/logging | 216 (10 707) | 1.04 (0.87 to 1.24) |
| Chemicals, petroleum, rubber, plastic processing | 556 (41 570) | 1.09 (0.97 to 1.21) |
| Wood processing except paper pulp | 113 (6664) | 1.18 (0.92 to 1.50) |
| Pulp/papermaking and related | 100 (5710) | 0.92 (0.71 to 1.19) |
| Textile processing | 169 (9782) | 1.11 (0.91 to 1.35) |
| Tobacco processing* | 11 (433) | 1.11 (0.51 to 2.41) |
| Metal machining | 808 (41 797) | 1.07 (0.98 to 1.18) |
| Forging* | 63 (2529) | 1.64 (1.19 to 2.27) |
| Wood machining | 105 (8749) | 0.87 (0.67 to 1.11) |
| Engravers, etchers and related* | 12 (995) | 1.85 (0.88 to 3.89) |
| Patternmakers/mouldmakers* | 23 (1537) | 1.31 (0.77 to 2.24) |
| F/A: motor vehicle* | 917 (53 476) | 1.19 (1.09 to 1.30) |
| F/A: electrical/related equipment | 673 (38 180) | 1.11 (1.00 to 1.22) |
| F/A: wood products | 304 (24 588) | 0.76 (0.65 to 0.88) |
| F/A: textile, fur and leather products | 417 (26 683) | 0.74 (0.65 to 0.84) |
| F/A: rubber, plastic and related products | 259 (15 244) | 0.92 (0.78 to 1.08) |
| Motor vehicle mechanics* | 946 (59 343) | 1.02 (0.93 to 1.11) |
| Paper product F/A* | 129 (6840) | 1.12 (0.89 to 1.40) |
| Water transport operating | 44 (2694) | 0.98 (0.66 to 1.44) |
| Taxi drivers/chauffeurs* | 82 (3427) | 1.18 (0.89 to 1.57) |
| Printing press* | 140 (7853) | 1.09 (0.88 to 1.36) |
| Bookbinders and related* | 68 (3626) | 1.25 (0.91 to 1.71) |
↵*Minor occupation group.
F/A, fabricating/assembling.