Partic-ipants | Controls | Disability pension HR (95% CI) | |
Sex | |||
Men | 579 (26) | 2316 (26) | 1.10 (0.91 to 1.32) |
Women | 1657 (74) | 6628 (74) | 1 |
Age | |||
Mean age (SD) (10-year strata) | 47.3 (5.7) | 47.3 (7.7) | 3.59 (3.08 to 4.15) |
Occupational status | |||
Higher grade non-manual | 735 (33) | 2940 (33) | 1 |
Lower grade non-manual | 852 (38) | 3408 (38) | 1.76 (1.39 to 2.22) |
Manual | 649 (29) | 2596 (29) | 2.42 (1.92 to 3.05) |
Prevalence of severe/chronic diseases | |||
Diabetes* | 18 (0.8) | 96 (1.1) | 2.80 (1.65 to 4.76) |
Hypertension* | 171 (7.7) | 768 (8.6) | 2.65 (2.13 to 3.29) |
Ischaemic heart disease* | 11 (0.5) | 89 (1.0) | 5.79 (3.71 to 9.05) |
Asthma* | 60 (2.7) | 221 (2.5) | 1.94 (1.30 to 2.89) |
Cancer | 49 (2.2) | 220 (2.5) | 1.88 (1.22 to 2.91) |
Any chronic disease* | 393 (17.6) | 1573 (17.6) | 3.16 (2.66 to 3.75) |
Prescribed medication purchases | |||
Analgesics (DDDs/person year) | |||
None | 1540 (69.0) | 6952 (77.8) | 1 |
<100 | 615 (27.6) | 1713 (19.2) | 1.96 (1.63 to 2.36) |
⩾100 | 77 (3.4) | 269 (3.0) | 4.27 (3.17 to 5.75) |
Antidepressants (DDDs/ | |||
person year) | |||
None | 2083 (93.3) | 8529 (95.5) | 1 |
<100 | 60 (2.7) | 144 (1.6) | 3.71 (2.58 to 5.34) |
⩾100 | 89 (4.0) | 261 (2.9) | 4.72 (3.63 to 6.14) |
*Based on eligibility for special medication reimbursement.
Figures are given as numbers (percentages) unless otherwise stated. 95% CI, 95% confidence interval; DDDs, defined daily doses; HR, hazard ratio.