The US researchers looked into a long-term, confidential study about reproductive health, and found that 45 of the 7,870 women involved said they had become pregnant without ever having had vaginal intercourse or going through in-vitro fertilization, AFP reports. Of those, 31% had made a "chastity pledge" of the type popular among Christian groups. The research was published in the British Medical Journal.
She adds: "We actually found a few virgin fathers as well-which is a little harder to get your head around." LiveScience points out that the study's real finding is the problems inherent in researching sensitive information: "Scientists may still face challenges when collecting self-reported data on sensitive topics," despite taking precautions.