OBJECTIVE To analyze the factors associated with sexual risk behavior in adolescent girls and boys in order to plan future school health interventions. METHODS A cross-sectional study with two-stage cluster sampling that included 97 schools and 9,340 students aged between 14 and 16 years old was carried out in 2005-2006 in Catalonia (Spain). For the survey, a self-administered paper-based que...

CONTEXT Many Hispanic women are at elevated risk for HIV infection because of the sexual behavior of their male partner. Yet, couple-based risk-reduction interventions for this population have not been developed and scientifically evaluated. METHODS A sample of 146 Hispanic couples who received either a risk reduction intervention or the community educational standard of care were followed up...

n A large and growing body of literature explores the health benefits related to services received at family planning clinics. n Research indicates that family planning, including planning, delaying and spacing pregnancies, is linked to improved birth outcomes for babies, either directly or through healthy maternal behaviors during pregnancy. n Contraceptive methods have a range of benefits oth...

Invasive wild pigs prey on at-risk fauna, disrupt fragile habitat, destroy agricultural crops, and create unique transmission risks for human and livestock diseases such as pseudorabies, swine brucellosis, and avian influenza. Prolific reproduction, generalist feeding behaviors, and adaptive intelligence have impeded eradication efforts, and the inability to predict pig movement diminishes the ...

BACKGROUND Longer intervals between consecutive births decrease the number of children a woman can have. This results in beneficial effects on population size and on the health status of mothers and children. Therefore, understanding the practice of birth interval and its determinants is helpful to design evidence based strategies for interventions. The objective of this study was to determine ...

This paper evaluates the evidence regarding teens’ sexual activity and birth control use with an emphasis on the contribution of economic analysis. Researchers in other disciplines often view teen sexual activity as spontaneous and irrational, so that teen pregnancies are considered “mistakes.” Economists’ focus on the costs and benefits of alternative actions leads them to view sexual activity...

OBJECTIVE This report presents national estimates of fertility, family formation, contraceptive use, and father involvement indicators among males 15-44 years of age in the United States in 2002 from Cycle 6 of the National Survey of Family Growth (NSFG). Data are also shown for women for purposes of comparison. METHODS Descriptive tables of numbers and percentages are presented. Data were co...

CONTEXT The siblings of adolescents who have been pregnant or are parents have disproportionately high rates of teenage pregnancies and births. California's Adolescent Sibling Pregnancy Prevention Program is targeted at these high-risk youths. METHODS An evaluation of the program was conducted in 1997-1999 with 1,176 predominantly Hispanic 11-17-year-olds who had at least one sibling who was ...

The knowledge of important biopsychosocial factors linking women's reproductive health and mental health is increasing. This review focuses on psychological aspects of contraception, unintended pregnancy, and abortion because these are common reproductive health experiences in U.S. women's lives. This review addresses the mental-health antecedents and consequences of these experiences, mostly f...

This study aimed to identify the relationships of college students’ contraceptive practice with their sexual knowledge, sexual attitude, and optimistic bias of venereal disease, and to identify the influencing factors on it. 148 students in a university participated in the study. Contraceptive practice showed positive correlations with sexual knowledge, pleasurable sexual attitude, and responsi...