Table 4

Mortality from selected cancers by exposure category

Exposure categoryCancer of stomachCancer of female breastLeukaemiaAll lymphatic and haematopoietic cancers
Deaths observedDeaths expectedSMRDeaths observedDeaths expectedSMRDeaths observedDeaths expectedSMRDeaths observedDeaths expectedSMR
Chemical manufacturers
Definite45.10.7841.72.2994.91.84
Probable11.80.5700.7021.91.07
Unknown01.1000.4011.20.82
Hospitals
Continual51.82.7357.20.7010.91.0812.60.38
Intermittent00.4000.7000.2010.52.09
Unknown01.4065.21.1600.7032.01.48