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Table 1 Breast cancer risk in BRCA1 carriers depending on vitamin A concentration

From: Vitamins A, E and D and cancer risk in BRCA1 carriers

Vit A (μg/l)

Cases (n=99)

Controls (n=194)

OR

p-value

0,60 – 1,32[

35(35,4%)

38(19,6%)

1,000

-

[1,32 – 1,55[

22(22,2%)

51(26,3%)

0,468

0.02190

[1,55 – 1,80[

21(21,2%)

52(26,8%)

0,438

0.15977

[1,80 – 2,55

21(21,2%)

53(27,3%)

0,430

0.01341