Substantial evidence supports comprehensive sex education programs as effective means of promoting adolescent sexual health, but evidence on the effect of state-level sex education policy is inconclusive. Multiple states in the U.S. afford local authority in school policy, and existing literature calls for investigation of the impact of local…

Fertility information is an important component of comprehensive sexuality education, but the extent to which adolescents are taught or informed about fertility is unknown in Australia. This study examined knowledge of fertility using an anonymous, online survey of > 2,600 adolescents aged 15-18 across Australia. Respondents represented diverse…

This paper explores the use of withdrawal as a harm reduction approach to adolescent pregnancy prevention and its association with condom use. Data come from a baseline survey of a randomised controlled trial to test the effectiveness of FLASH, a sexual health education curriculum. Study participants completed electronic self-report surveys in…

Although Ghana's comprehensive sexuality education (CSE) program has been lauded, no study has examined its association with the sexual health outcomes of Ghanaian youth. Using data collected from 2,982 in-school youth (male = 1,820 and female = 1,162) aged 15 to 17 years in three administrative regions of the country, we applied discrete-time…

Background: School-based pregnancy prevention programs should optimally be offered while students are still engaged in school since early disengagement is strongly associated with risk of a teen birth. Methods: We used linked New York City birth and enrollment data (2005-2013), a sample of 6,809 teen mothers (mean age conception = 16.2 years). We…

The purposes of this paper are: to assess how comprehensive sexuality education (CSE) is implemented in schools in the World Health Organisation's European Region; and to investigate the evidence supporting its effectiveness. Data were collected in 2016-2017, using a validated questionnaire sent to representatives of governmental and…

Sexual health education, including HIV prevention information, can help prevent unintended pregnancy and sexually transmitted infections. National Youth Risk Behavior Survey data from 2011 and 2013 were used to determine HIV education prevalence among 9,825 currently sexually active students in grades 9-12. Associations between HIV education and…

Adolescent sexual health programs often frame needs assessments using risk-taking, disease, or fertility data, fostering a narrow perspective of sexual health and limiting scopes of related programs. We address the gap between traditional measures and the socioecological lens used by many in the field. Using Washington State as an example, we…

Romantic relationships are central in the lives of young people. This paper uses data on romantic relationships from urban youth in the USA to illustrate how using a relationships perspective in HIV/STI and pregnancy prevention programmes broadens the skills and content covered, and contextualises the learning to enhance relevance and use.…

The objective of this study was to describe prevalent informal sources of information about sex and examine associations between informal sources of information about sex and sexual risk outcomes among sexually experienced adolescents. Work involved the secondary analysis of data from the Minnesota Student Survey, a statewide survey to monitor…

This study examines whether offering sex education to young teenagers affects several measures of adolescent sexual behavior and health: virginity status, contraceptive use, frequency of intercourse, likelihood of pregnancy, and probability of contracting a sexually transmitted disease. Using data from the National Longitudinal Study of Adolescent…