So reproductive experts were taken aback by a paper in the June issue of Contraception magazine. Based on an analysis of studies, the paper pronounced withdrawal “almost as effective as the male condom — at least when it comes to pregnancy prevention.”
“If the male partner withdraws before ejaculation every time a couple has vaginal intercourse, about 4 percent of couples will become pregnant over the course of a year,” the authors write.
Via Withdrawal Finds An Ally.