Table 1

Characteristics of workers in a newspaper company who had ever been admitted to hospital, and workers admitted to hospital for cardiovascular diseases (the reference group)

WorkersPrintingNon-printing
All workers:
    Men (n)331995
    Women (n)5233
    Age (y, mean (SD))38.5 (6.4)41.8 (10.0)
    Employment (y, mean (SD))11.7 (7.9)13.7 (8.2)
Workers admitted to hospital:
    Men (n)142336
    Women (n)299
    Age (y, mean (SD))33.5 (5.6)35.6 (10.1)
    Employment (y, mean (SD))9.0 (7.0)10.3 (8.2)
Workers admitted to hospital for cardiovascular diseases:
    Men (n)527
    Women (n)01
    Age (y, mean (SD))37.3 (7.0)37.6 (10.4)
    Employment (y, mean (SD))13.6 (10.3)11.9 (9.6)