Table 3

 Lung cancer, respiratory disease and circulatory disease mortality ratios among members of the Plumbers and Pipefitters United Association by year of death

TradeYear of death
1960–681969–781979–881989–99Total (1960–99)
Only deaths occurring 10 or more years from start of membership are included.
Lung cancer
All trades30.34631.271671.342221.244553621.26 (1.14 to 1.38)
Respiratory disease
All trades00250.86640.961061.021952070.94 (0.81 to 1.08)
Circulatory disease
All trades90.12120.84350.955580.94121413880.87 (0.83 to 0.93)