in comparison with women who had other causes for infertility , women with tubal infertility began coitus sooner ( 17.7 +/- 2.2 years vs. 19.5 +/- 3.4 years , p less than .05 ) and had more lifetime sex partners ( 4.5 vs. 1.33 , p less than .001 ) .
C0021359
infertility
C0021361
women