| Occupational grade | Weeks of SAC | Person- years | Deaths | Age and gender adjusted mortality rate | HR (95% CI) |
| Blue collar | ⩾6 | 143 420 | 781 | 4.95 | 1.95 (1.66 to 2.30) |
| 4–5 | 74 574 | 220 | 3.06 | 1.18 (0.97 to 1.44) | |
| 3 | 57 273 | 175 | 3.49 | 1.30 (1.06 to 1.61) | |
| 2 | 62 932 | 145 | 2.98 | 1.16 (0.93 to 1.44) | |
| 1 | 93 016 | 179 | 2.58 | 1 (–) | |
| Total | 431 215 | 1500 | 3.78 | ||
| Intermediate | ⩾6 | 26 557 | 165 | 5.09 | 3.27 (2.15 to 4.96) |
| 4–5 | 12 531 | 46 | 3.58 | 2.33 (1.44 to 3.79) | |
| 3 | 10 571 | 30 | 2.88 | 1.92 (1.13 to 3.26) | |
| 2 | 12 757 | 24 | 2.61 | 1.86 (1.07 to 3.23) | |
| 1 | 25 739 | 26 | 1.67 | 1 (–) | |
| Total | 88 155 | 291 | 3.51 | ||
| White collar | ⩾6 | 4934 | 44 | 6.88 | 3.65 (1.85 to 7.21) |
| 4–5 | 2862 | 13 | 4.02 | 2.17 (0.96 to 4.89) | |
| 3 | 2220 | 5 | 2.41 | 1.29 (0.45 to 3.72) | |
| 2 | 3262 | 5 | 2.70 | 0.98 (0.34 to 2.82) | |
| 1 | 7628 | 11 | 2.46 | 1 (–) | |
| Total | 20 906 | 78 | 3.95 |
95% CI, 95% confidence intervals; HR, hazard ratio; SAC, sickness absence compensation.