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Table 1 Genotype frequencies by treatment group

From: Red clover-derived isoflavones and mammographic breast density: a double-blind, randomized, placebo-controlled trial [ISRCTN42940165]

 

Group

 

Gene/polymorphism

Isoflavone

Placebo

P

CYP17a

   

   TT

32 (40%)

33 (39%)

 

   TC

36 (44%)

40 (47%)

0.92

   CC

13 (16%)

12 (14%)

 

CYP19b

   

   GG

21 (27%)

28 (32%)

 

   GT

40 (51%)

45 (52%)

0.49

   TT

18 (23%)

14 (16%)

 

ESR1c

   

   CC

17 (22%)

19 (22%)

 

   CT

39 (51%)

46 (53%)

0.95

   TT

21 (27%)

22 (25%)

 
  1. aCYP17 data not available for three and five women in the isoflavone and placebo groups, respectively. bCYP19 data not available for five and three women in the isoflavone and placebo groups, respectively. cESR1 data not available for seven and three women in the isoflavone and placebo groups, respectively. Percentages do not always add up to 100% because of rounding.