[Behaviours and needs for health of secondary-school-adolescents in Sousse (Tunisia)].

It was a descriptive study bearing on a probabilistic sample of one-degree cluster composed of 685 adolescents studying in six secondary state schools in Sousse, during 1998-1999 school year. The facts had been collected through an anonymous and self administrated questionnaire. 23.

[Tracking of cardiovascular risk factors among school children: a four-year population surveillance in Susa, Tunisia].

In order to confirm the phenomenon of tracking of cardiovascular risk factors among school children, we undertook in 2003, a prospective survey of a population of 789 pupils aged 13 to 15 years who had participated in a first investigation on cardiovascular risk factors in 1999. We were able to follow and study 453 pupils (57.4% of the initial population).

[Victims of violence in urban secondary schools in Sousse (Tunisia)].

Most often epidemiologic studies of violence during adolescence focus on aspects related to the perpetrator. The adolescent victims of violence are certainly at least as numerous, but too little is known about them. Our aim was to estimate the extent of this social phenomenon and to identify its various forms, through a descriptive, cross-sectional study of a sample of 685 teenagers (409 girls and 276 boys) from six public high schools in Sousse in 1999.