Table 4

 Observed/expected numbers of deaths, SMR, and 95% CI for cell type specific leukaemia among selected subgroups, 1968/1969–98

Lymphocytic leukaemiaMyelogrenous leukaemiaOther leukaemia*
TotalAcuteChronicTotalAcuteChronic
*All other leukaemia including unspecified leukaemia.
All subjectsObs/exp19/14.81/2.416/10.628/22.014/13.711/6.618/14.6
SMR12842151127102167123
(95% CI)(77–200)(1–234)(87–247)(84–183)(56–171)(83–299)(73–194)
    Ever hourlyObs/exp17/12.31/2.015/8.824/18.311/11.311/5.517/12.2
SMR1385117113197200139
(95% CI)(80–221)(1–282)(96–281)(84–195)(48–173)(100–358)(81–222)
    Never hourlyObs/exp2/2.50/0.41/1.84/3.83/2.40/1.11/2.4
SMR81057106127042
(95% CI)(10–293)(0–913)(1–319)(29–271)(26–370)(0–338)(1–231)