[Sexual behaviour among school adolescents in Córdoba]. / Comportamiento sexual de los escolares adolescentes en la ciudad de Córdoba.

ABSTRACT

OBJECTIVE: To know sexual behaviour among school teenagers and to determine different risk behaviors and groups with specific needs of health education. DESIGN: Cross-sectional study. SETTING: High-schools from Córdoba. PARTICIPANTS: 893 teenagers students selected by random sample. MAIN MEASUREMENTS Anonymous self-rated survey about sexual behaviour and uses of contraceptives methods. MAIN RESULTS: The average age was 17.16 years (95% CI, 17.05-17.26), 48% males. 22.9% have had completed sexual relations; there were mainly girls (P=.001). The average age for the first relation was 16.64 years (95% CI, 16.45-16.82), with no difference between gender. Among girls, first sexual intercourse use to be with their regular partners (P<.001). 48% of the girls have had one or more sexual intercourse per week, that was only a 19.5% among boys (P<.001). 82% had used a contraceptive method at the first time, and the condom was the method more frequently used. CONCLUSIONS: 20% of school teenagers have had complete sexual intercourse, most of them before 18 years. Girls have more frequently sexual relations, usually with their regular partners. Condom is the contraceptive method more frequently used.