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. Author manuscript; available in PMC: 2013 Dec 9.
Published in final edited form as: Nutr Cancer. 2010;62(7):10.1080/01635581.2010.509839. doi: 10.1080/01635581.2010.509839

TABLE 2.

Decreased adverse effects of radiation therapy by soy isoflavonesa

3 Mo
6 Mo
Variable Soy (n = 13) Placebo (n = 13) Soy (n = 13) Placebo (n = 13)
Genitourinary effects
 Leakage or dripping of urine 15.4%(2) 23.1%(3) 7.7%(1) 28.6%(4)
 Big/medium problem with frequency 38.5%(5) 38.5%(5) 0% 7.1%(1)
 Big/medium problem with urgency 0% 30.8%(4) 0% 0%
 Function same as before RT or better 92.3%(12) 92.3%(12) 92.3%(12) 85.7%(12)
Gastrointestinal effects
 Cramping or diarrhea 15.4%(2) 7.7%(1) 7.7%(1) 21.4%(3)
 Big/medium pain with bowel movements 7.7%(1) 0% 7.7%(1) 14.3%(2)
Erectile function
 Ability to have full erections 69.2%(9) 61.5%(8) 77% (10) 57.1%(8)
 Reduction in ability to have erections 15.4%(2) 46.2%(6) 15.4%(2) 57.1%(8)
 Function same as before RT or better 84.6%(11) 61.5%(8) 84.6%(11) 57.1%(8)
a

Abbreviation is as follows: RT, radiation therapy.