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. 2007 Jan 25;64(10):659–665. doi: 10.1136/oem.2006.031310

Table 1 Demographic characteristics at baseline in two epidemiological cohorts.

Characteristic 10‐Town study Hospital Personnel study
n %* n %*
Baseline
Mean age (range) 18066 44.9 (19–62) 4833 44.3 (20–60)
Sex
 Men 3946 22 520 11
 Women 14120 78 4313 89
Occupational status
Higher‐grade non‐manual 6220 34 824 17
Lower‐grade non‐manual 8779 49 3419 71
Manual 3067 17 590 12
Effort‐reward imbalance, mean (SD) 18066 1.58 (0.54) 4833 1.46 (0.46)
Procedural injustice, mean (SD) 18066 3.65 (0.92) 4833 3.61 (0.94)
Relational injustice, mean (SD) 18066 3.16 (0.86) 4833 2.75 (0.77)
Pre‐existing poor self‐rated health
 No 13039 73 3981 83
 Yes 4796 27 835 17
Pre‐existing GHQ cases
 No 13375 74 3781 78
 Yes 4623 26 1040 22
History of doctor‐diagnosed depression
 No 14779 88 4232 92
 Yes 2071 12 388 8
Follow‐up
Incident poor self‐rated health
 No 10552 82 3327 84
 Yes 2342 18 625 16
Incident GHQ caseness
 No 10861 82 3127 83
 Yes 2457 18 636 17
Incident cases of doctor‐diagnosed depression
 No 12929 94 3937 96
 Yes 896 6 153 4

*Unless otherwise stated.

†In each indicator of morbidity, we excluded participants with morbidity at baseline.