Table 5
Mortality from all types of cancer as a function of the period of exposure: (SMR (90% CI))
Before 1960
After 1960
SMR
90% CI
SMR
90% CI
Assignment to the Metallurgy Department (n=356)
0.87
0.56 to 1.29
0.50
0.17 to 1.14
First exposure to chemicals (n=191)
1.24
0.69 to 2.05
0.94
0.41 to 1.85