2002-12-31-世界卫生组织-2003_GYTS_Fact_Sheet_Chile_Concepcion_1页_39kb

Chile - Concepcion Global Youth Tobacco Survey (GYTS) Summary

Methodology

The survey employed a two-stage cluster sampling design and targeted students aged 13-15 in grades 7, 8, and 9.

• School selection: Probability proportional to enrollment.
• Response rates: 100% school/100% class/89.6% student/89.6% overall, with 1,554 students participating out of 2003 data collection.

Prevalence

• Ever smoked cigarettes: 65.0% (Boys: 65.5%, Girls: 63.8%).
• Any tobacco product currently used: 36.1% (Boys: 34.7%, Girls: 36.9%).
• Cigarettes currently smoked: 34.0% (Boys: 32.1%, Girls: 35.8%).
• Other tobacco products currently used: 6.4% (Boys: 7.5%, Girls: 4.5%).

Key Determinants

The survey assesses components for a school-based tobacco control program, including:

• Access/availability: 11.1% smoke at home with usually buying from stores.
• Price: No age refusal reported (86.5% bought cigarettes).
• Secondhand Smoke (SHS):
  • 50.0% live in homes where others smoke.
  • 50.0% exposed to SHS in public/third places.
  • Half think SHS is banned in public, and three-quarters believe smoking should be banned.
• Cessation: 50.6% of smokers want to quit; high attempts (61.8%) and help-seeking (68.3%).
• Media and Advertising:
  • 79.3% saw anti-smoking media; 83.0% saw pro-cigarette billboard ads; nearly all (63.2%) saw pro-cigarette ads in print media.
• School Curriculum:
  • Only around half were taught about smoking dangers, cessation, or discussed factors for their age.
• Parental Role: High parental smoking prevalence affects students (higher among smokers).

Knowledge and Attitudes

• Girls are more likely to believe smoking enhances social connections and attractiveness among peers.
• Attitudes supportive of tobacco control: 76.0% support public smoking bans.
• Beliefs on health: 61.4% think SHS is harmful, and four in ten want to quit.