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A passive smoking screening program for children
Toshihiro Ino1, Tomoyuki Shibuya, Kota Saito
1Ino Clinic, 1-12-24 Hakoda, Kumagaya, Saitama 360-0014, Japan. ino-t@sk9.so-net.ne.jp
Preventive Medicine
|March 15, 2006
Summary
Biomarker screening identified children exposed to environmental tobacco smoke (ETS). Results show higher cotinine levels when mothers smoke, suggesting targeted interventions can reduce childhood ETS exposure.
Area of Science:
- Environmental Health
- Pediatrics
- Biomarkers
Background:
- Childhood exposure to environmental tobacco smoke (ETS) is a significant health concern.
- Objective measurement of ETS exposure in children using biomarkers has been limited.
Purpose of the Study:
- To conduct mass screening of children for passive smoking using urinary cotinine levels.
- To identify children with actual ETS exposure and assess parental smoking's impact.
Main Methods:
- 261 children were categorized into three groups based on parental smoking status: both parents smoke, one parent smokes, or no parent smokes.
- Urinary cotinine levels were measured in children, and parental smoking habits were recorded via questionnaire.
Main Results:
- 35.2% of children tested positive for urinary cotinine (>10 ng/ml).
- Children with at least one smoking parent showed higher positive rates (56.9% for two, 31.1% for one).
- Maternal smoking significantly increased positive cotinine levels compared to paternal smoking within the one-parent group.
Conclusions:
- Urinary cotinine serves as an effective biomarker for identifying children's ETS exposure.
- This screening approach can motivate parents to quit or alter smoking behaviors to protect children.