Before that time, the subject had been in the closet. Cox tests of equality 20 indicated that the likelihood of having sex at all did not differ significantly by gender. By , those ages rose to 27 and 29, respectively. Saunders, ; Alfred C. GPO, , table 1. The rate for the United States is SYNOPSIS Objectives Policy and programmatic efforts promoting sexual abstinence until marriage have increased, but it is unclear whether establishing such behavior as normative is a realistic public health goal. RESULTS Figure 1 shows the proportion of individuals in the survey who had had sex, had premarital sex, and married by each age; the Table contains the proportion who had had premarital sex by specific ages for all respondents and by gender, as well as the median age at first premarital sex for various subgroups. Nevertheless, the trend shown in the chart is supported by sufficient evidence. Advertisement Twenge, who worked on the study with colleagues from Florida Atlantic University in Boca Raton and Hunter College in New York, said the increasingly permissive attitudes toward sex are a sign of the rise of individualism in America. Asian, Hispanic, and Euro-American women with high levels of spirituality were found to have a correlation between conservative sexual attitudes and perceived religiosity. The NSFG is a nationally representative, in-person survey that collects detailed information on individuals' sexual, marital, contraceptive, and childbearing behaviors. The United States was undergoing an ethical revolution, the magazine argued in an un-bylined word cover essay , which had left young people morally at sea. The median age at menarche is A study published in The Journal of Sex Research this year found that although young people today are more likely to have sex with a casual date, stranger or friend than their counterparts 30 years ago were, they do not have any more sexual partners — or for that matter, more sex — than their parents did. And in the offices of TIME, at least one writer was none too happy about it.