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Table 8 The effect of tamoxifen on the risk of contralateral breast cancer by oophorectomy status (multivariate analysis)

From: Selected aspects of genetic counselling for BRCA1 mutation carriers

Parameters

n

OR

95% CI

p

Oophorectomy

26

0.83

0.24-2.89

0.7700

No oophorectomy

259

0.44

0.27-0.65

0.0009

  1. CI - confidence interval; n - number of cases; OR - odds ratio; p - statistical significance.