1999-12-31-世界卫生组织-2000_GYTS_Fact_Sheet_Chile_Valparaiso_1页_34kb

Survey Overview

• The Chile - Valparaiso Global Youth Tobacco Survey (GYTS) was a school-based study conducted in 2000, targeting students aged 13-15.
• Methodology: Two-stage cluster sampling with a 79.8% overall response rate, involving 1,092 students from basic and intermediate schools.
• Purpose: To assess tobacco use prevalence and identify determinants for a comprehensive tobacco control program.

Prevalence of Tobacco Use

• Ever smoked cigarettes: 68.4% (Boys: 62.9%, Girls: 73.6%).
• Current use of any tobacco product: 35.3% (Boys: 29.7%, Girls: 40.5%).
• Current cigarette smoking: 36.1% (Boys: 29.9%, Girls: 41.7%).
• Use of other tobacco products: 5.3% (Boys: 5.8%, Girls: 4.6%).
• High initiation likelihood: 24.8% of never smokers plan to start smoking next year.

Determinants and Risk Factors

• Access and availability: 57.3% purchase cigarettes without age refusal.
• Price: Not explicitly highlighted, but access ease is a factor.
• Peer influence: 37.9% have most or all friends who smoke.
• Parental smoking: 64.2% have at least one parent who smokes.
• Media exposure: 85.1% saw pro-cigarette ads, while 77.3% saw anti-smoking messages in the past 30 days.

Exposure to Secondhand Smoke (SHS) and Attitudes

• SHS exposure: 57.3% live in homes where others smoke; 67.9% are exposed outside the home.
• Attitudes: 76.4% support banning smoking in public places; majority believe SHS is harmful (60.4% think it's harmful).
• Cessation intent: 48.0% of current smokers want to quit, with high past-year cessation attempts (56.9%).

Media, Education, and Knowledge

• Media messages: 81.3% saw anti-smoking ads; significant pro-cigarette billboard and print advertising noted.
• School-based education: 32.3% learned about smoking dangers, and 25.9% discussed reasons for smoking in class.

For more details, contact Louis Caris at caris@pasteur.minsal.cl.