Factors associated with unmet need for contraception in Mexico: evidence from the National Survey of Demographic Dynamics 2014.

Background: Worldwide, the importance of contraception to control fertility has been recognized. A useful indicator of the gap between reproductive preferences and the provision of contraception is "unmet need for contraception". The aims of this paper are to estimate the levels of unmet need for contraception among married and single women, and to explore factors associated with unmet need for contraception for spacing and limiting births in Mexico.

[Sexual debut in Mexico: a comparison of household national surveys].

Objective: To estimate calendar of sexual debut in Mexico and its trends using national representative household surveys.

Materials And Methods: Analysis of five birth cohorts extracted from four national population based household surveys in Mexico (National Health Survey 2000, National Survey on Demographic Dynamics 2009, National Youth Survey 2010, and National Health & Nutrition Survey 2012), using as outcome the proportion of individuals that reported sexual debut before the age of 16 and before the age of 20.

Results: Overall, the four analyzed surveys produce consistent results, although some differences were found.

[The AIDS epidemics in Mexico up to 2008].

The HIV/AIDS epidemics in Mexico has remained stable in terms of its slow growth during the last decade. Since the beginning of this century, efforts have been made to improve the epidemiological registration system. An important number of probability studies involving multiple geographic locations in Mexico and larger numbers of high-risk vulnerable populations have also been carried out, while continuing surveillance of volunteers for HIV testing.

A life course approach to patterns and trends in modern Latin American sexual behavior.

This article explores trends in sexual behavior in Latin America, envisaged from a life-course perspective, taking into account social differences. It is focused on three main issues: the timing of early sexual and reproductive events, sexual activity during adulthood, and measurement of homosexuality-bisexuality. It draws on general population data from nonspecific surveys, as surveys dealing specifically with sexual behavior are scarce in Latin American countries.

Estimated numbers of men and women infected with HIV/AIDS in Tijuana, Mexico.

Tijuana, Mexico, just south of San Diego, California, is located by the busiest land border crossing in the world. Although UNAIDS considers Mexico to be a country of "low prevalence, high risk," recent surveillance data among sentinel populations in Tijuana suggests HIV prevalence is increasing. The aim of this study was to estimate the number of men and women aged 15 to 49 years infected with HIV in Tijuana.

HIV prevalence and correlates of receptive needle sharing among injection drug users in the Mexican-U.s. border city of Tijuana.

Injection drug use is a growing but understudied problem in Tijuana, a city situated on the northwestern Mexico-U.S border. The authors studied factors associated with receptive needle sharing in an effort to inform prevention activities.

Sexual behavior and herpes simplex virus 2 infection in college students.

Background: Given the relevance of HSV-2 infection in youth, the aim of this study was to determine the seroprevalence of HSV-2 in college students in Cuernavaca, Mexico, as well as the sociodemographic and sexual behavioral characteristics associated with this infection.

Methods: A cross-sectional study was carried out using convenience sampling with consenting students of both genders. Students answered a questionnaire and provided a blood sample to detect antibodies to HSV-2 by Western blot.

Migration and AIDS in Mexico: an overview based on recent evidence.

Objectives: Provide an overview of the relation between migration to the United States and AIDS cases in Mexico. Characterize the sexual behaviors of Mexican migrants. Describe HIV/AIDS prevention and clinical attention actions developed.

[Use of condoms among Mexican adolescents for the prevention of sexually transmitted diseases].

Objective: To investigate the current sexual behavior and condom use during the first sexual intercourse among adolescents, as well as variations and factors influencing condom use at first sexual intercourse.

Material And Methods: The data source for this study was Mexico's National Health Survey 2000. Study subjects were male and female adolescents aged 12 to 19 years (n = 16,258).

[Whom do Mexican adolescents talk to about AIDS?].

Objective: To establish whether certain characteristics of the young influence their choice of people with whom to discuss AIDS.

Material And Methods: A national survey was conducted in 1997 by the Consejo Nacional para la Prevención y Control del SIDA (CONASIDA, Mexican Council for AIDS Prevention and Control). Study subjects were 4886 male and female 15-19 year-old teenagers.