Results regarding the relationship between age at first coitus and later outcomes, although statistically significant, were inconsistent with the abstinence-only agenda.
Although a natural sexual act, coitus is culturally regulated by legislation, custom, and religious belief.
Although having first coitus in a noncommitted relationship or at a young age had a negative effect on how both males and females were evaluated, the negative effect was greater for females.
In recent decades at least, virginity loss has by and large been defined with reference to physiological rather than to moral criteria, and has been specifically equated with first coitus .
Vice versa, in all three surveys plump women had not had intercourse as recently as lean women, while there was no connection between recent coitus and BMI among men.
Women's health advocates have argued for a long-acting hormonal method that is under the control of women, does not require daily attention, and is not coitus related.
Painful intercourse has been found to reduce frequency of coitus in a large community-based sample of menopausal women.
In fact, initiation and frequency of coitus are often the only aspects of sexual behavior that are measured.
Because no positive relationship has been shown to exist between estrogen levels and sexual activity, coitus is not hypothesized to restore or maintain estrogen in postmenopausal women.
When interpreting the available data he speculates that many people in the U.S. engage in extramarital coitus despite their belief that this behavior is not morally acceptable.