U s government sex study
The findings and conclusions presented are those of the author. To account for the ethnic diversity among the teen populations in the different states in a multivariate analysis of teen pregnancy and birth rates, we included only the proportion of white and black teens in the state populations as covariates, because the Hispanic teen population numbers were not normally distributed see below. Conclusions Almost all Americans have sex before marrying. Event curves were first calculated for all male and female respondents together and separately in the NSFG. Most offenders told the victims that they were older males seeking sexual relations. Victims of Sexual Abuse back to top Adults About 20 million out of million women It is important to note that although the overall marriage curve is included for comparison to the sex curves, the percent who had had premarital sex by a certain age cannot be calculated by taking the difference between the sex curve and the marriage curve at that age, because most of those who had both had sex and been married by that age had had sex first. 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. The expectation is that higher levels of abstinence education will be correlated with higher levels of abstinence behavior and thus lower levels of teen pregnancy.
Correlations We used non-parametric Spearman correlations to assess relationships between variables, and for normally distributed variables we also used parametric Pearson correlations, but these results showed the same trends and significance levels as the non-parametric correlations. We assessed whether the waivers access to family planning services had an effect on our analysis of teen pregnancy and birth rates across states, specifically whether they could bias our analysis with respect to the effects of the different levels of abstinence education. Earlier cohorts have curves that extend to older ages than later cohorts, since only individuals in the earlier cohorts have reached those later ages. Despite some skepticism of reporting methods by various agencies, declines in child physical and sexual abuse since the s, as reported to National Child Abuse and Neglect Data System NCANDS , reflect a true decline in prevalence. As a result, we only report the results for the non-parametric correlations here. Teen pregnancy and birth rate distributions included outliers, but these outliers did not cause the distributions within abstinence education levels to differ significantly from normal, thus all outliers were included in subsequent analyses. Conclusions Almost all Americans have sex before marrying. The , , and NSFGs all surveyed women aged 15—44; the sample sizes were 7, in , 8, in , and 10, in These policies can also provide information on how existing sex education laws may be interpreted by local school boards. The first goal of this analysis was to quantify current normative behavior by calculating the proportion of Americans who have had premarital sex. A better methodological approach used in the current study is event history analysis, which allows one to take into account the experience of people at all ages and of all marital statuses. Historically, professionals promoted the idea that children frequently report false accounts of abuse. Teen pregnancy, abortion and birth data Data on teen pregnancy, birth and abortion rates were retrieved for the 48 states from the most recent national reports, which cover data through  , . 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. Medicaid waivers for family planning Medicaid-funded access to contraceptives and family planning services has been shown to decrease the incidence of unplanned pregnancies, especially among low-income women and teens . Ethnic composition We determined the proportion of the three major ethnic groups white, black, Hispanic in the teen population 15—19 years old for each state  , and assessed whether the teen pregnancy, abortion and birth rates across states were correlated with the ethnic composition of the teen population. The expectation is that higher levels of abstinence education will be correlated with higher levels of abstinence behavior and thus lower levels of teen pregnancy. However, research has questioned whether such a chaste period ever existed. These findings argue for education and interventions that provide the skills and information people need to protect themselves from unintended pregnancy and sexually transmitted diseases once they become sexually active, regardless of marital status. I then calculated the proportion of individuals who had had premarital sex by each age, or event curves, using Kaplan-Meier life-table procedures. Methods Data from four cycles of the National Survey of Family Growth, —, and event history analysis techniques, including Kaplan-Meier life-table procedures and Cox proportional-hazards regression models, were used to examine the incidence of premarital sex by gender and historical cohort. Most offenders told the victims that they were older males seeking sexual relations. Other factors Data on four possibly confounding factors were included in our analyses. This study examined the proportion of individuals in various cohorts who had had premarital sex defined as either having had vaginal intercourse before first marrying or ever having had intercourse and never having married by various ages. Unpublished tabulations of data from the General Social Survey, —
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