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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.