Table 3 Cancer risk among siblings and parents of patients with lactose intolerance

From: Lactose intolerance and risk of lung, breast and ovarian cancers: aetiological clues from a population-based study in Sweden

 

Sibling

Parent

 

O

SIR

95% CI

O

SIR

95% CI

Lung

30

1.02

0.69

1.46

131

0.85

0.71

1.01

Breast

90

1.02

0.82

1.26

337

0.92

0.83

1.03

Ovary

13

0.91

0.48

1.56

47

0.88

0.65

1.17

  1. Abbreviations: CI=confidence interval; O=observed number of cases; SIR=standardised incidence ratio.
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