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Table 2 Observed versus expected cancer deaths (selected sites) among Ashkenazi women in São Paulo (1971-1997) and Porto Alegre (1948-1997), Brazil

From: Breast cancer mortality among Ashkenazi Jewish women in São Paulo and Porto Alegre, Brazil

  São Paulo Porto Alegre
Cancer site O E O/E 95% CI O E O/E 95% CI
Ovarian 64 37 1.73 1.35-2.21 23 13 1.77 1.08-2.73
Stomach 51 81 0.63 0.47-0.83 15 15 1.00 0.56-1.65
Colon/rectum 128 90 1.42 1.18-1.70 49 28 1.75 1.30-2.31
Lung 79 71 1.11 0.89-1.39 17 29 0.59 0.34-0.94
Uterus (unspecified)* 19 51 0.37 0.22-0.58 5 10 0.50 0.16-1.17
Pancreas 36 31 1.16 0.81-1.61 8 11 0.73 0.31-1.44
Leukemia 43 25 1.72 1.03-2.29 8 10 0.80 0.34-1.58
Multiple myeloma 20 11 1.82 1.11-2.80 6 3 2.00 0.86-3.94
  1. O, Breast cancer observed deaths; E, breast cancer expected deaths; O/E, ratio of observed versus expected breast cancer deaths; 95% CI, 95% confidence interval estimated by Poisson distribution. * Uterine cervix not included.