Table 1

Baseline characteristic of the workers with a chronic disease who initially have good and poor self-perceived health and the total group of the three cohorts separately

Good self-perceived health (n=478)Poor self-perceived health (n=227)Total (n=705)
Mean (SD)/N (%)Mean (SD)/N (%)Mean (SD)/N (%)
Cohort 1992
(n=92)
Cohort 2002
(n=169)
Cohort 2012
(n=217)
Cohort 1992
(n=42)
Cohort 2002
(n=78)
Cohort 2012
(n=107)
Cohort 1992
(n=134)
Cohort 2002
(n=247)
Cohort 2012
(n=324)
Age59.3 (2.7)59.0 (2.7)59.5 (2.7)59.4 (3.0)58.5 (2.8)59.6 (2.7)59.3 (2.8)58.8 (2.7)59.6 (2.7)
Sex
 Male52 (56.5%)96 (56.8%)116 (53.5%)31 (73.8%)47 (60.3%)61 (57.0%)83 (61.9%)143 (57.9%)177 (54.6%)
 Female40 (43.5%)73 (43.2%)101 (46.5%)11 (26.2%)31 (39.7%)46 (43.0%)51 (38.1%)104 (42.1%)147 (45.4%)
Educational level
 Low40 (43.5%)57 (33.7%)39 (18.0%)20 (47.6%)33 (42.3%)28 (26.2%)60 (44.8%)90 (36.4%)67 (20.7%)
 Intermediate36 (39.1%)58 (34.3%)94 (43.3%)15 (35.7%)28 (35.9%)49 (45.8%)51 (38.1%)86 (34.8%)143 (44.1%)
 High16 (17.4%)54 (32.0%)84 (38.7%)7 (16.7%)17 (21.8%)30 (28.0%)23 (17.2%)71 (28.7%)114 (35.2%)