BACKGROUND In 2009, approximately 410,000 teens aged 15-19 years gave birth in the United States, and the teen birth rate remains higher than in other developed countries. METHODS To describe U.S. trends in teen births and related factors, CDC used data on 1) teen birth rates during 1991-2009 from the National Vital Statistics System, 2) sexual intercourse and contraceptive use among high sch...

Drug abuse is one of the public health problems in Nepal. Only limited research has been done to explore knowledge and sexual behaviors of injection drug users in Nepal. The objective of this research was to explore knowledge about human immunodeficiency virus (HIV) infection and sexual behavior among drug users in Nepal. More than 90% of participants had heard of HIV. Almost all participants w...

Comparisons of nationally representative survey data of the population ages 18-54 years in 1971 (N = 2252) and 1992 (N = 1718) from Finland show that sexual satisfaction has greatly increased particularly among women. Some predictors of sexual satisfaction of men and women are examined on the basis of the 1992 survey data on people ages 18-74 years (N = 2250). Correlations between social backgr...

CONTEXT Recognition of the different social, psychological and behavioral contexts within which adolescents initiate sexual activity broadens the understanding of teenage sexual behavior beyond the typical dichotomy of sexual experience vs. inexperience. METHODS Data from the National Survey of Adolescent Males (1988 and 1990-1991) were used in logistic regression analyses to examine the infl...

The aim of this study is to describe some characteristics of the sexual behavior of adolescents in Spain and to compare these characteristics according to gender, using a cross-sectional survey. Participants were 1.279 male and female adolescents who reported having had sexual intercourse. A questionnaire about sexual behavior was applied at their high schools and during school hours. Data were...

In developing countries, most studies concerning early sexual activity focus on the age at first sex with little focus on the patterns of emotional relationships and sexual behaviors leading up to first sexual intercourse. These patterns could help identify factors that lead to delayed first intercourse and subsequent sexual risk behaviors. Gender differences in precoital behavior could point t...

OBJECTIVES To assess the prospective associations between mother-adolescent and father-adolescent relationship quality and early sexual intercourse initiation (ie, ≤16 years) among a large sample of Dutch adolescents. METHODS Two waves of data from the Rotterdam Youth Monitor, a longitudinal study in the Netherlands, were used. The analysis sample consisted of 2931 adolescents aged 12 to 16 y...

The treatment of recurrent lower urinary tract infections in young female patients remains controversial (Naber, 2000; Stamatiou, 2005; Wagenlehner, 2009). Recurrent lower UTI is often associated with sexual intercourse. The association of UTI with sexual intercourse poses both medical and psychological problems for these patients (Stamatiou, 2005). Usually these patients are young females. Rep...