青春期の喫煙予防のための非公式の学校ベースのピア主導の介入 (ASSIST):クラスターランダム化試験
R Campbell1, F Starkey, J Holliday
1Department of Social Medicine, University of Bristol, Bristol, UK. Rona.Campbell@bristol.ac.uk
Lancet (London, England)
|May 13, 2008
まとめ
同級生主導の喫煙予防介入であるASSISTプログラムは,中学校での青少年喫煙率を大幅に低下させました. このアプローチは,若者の喫煙率を減らすことで,公衆衛生への影響の可能性を示しています.
科学分野:
- 公衆衛生は公衆衛生である.
- 青少年の健康について
- 行動科学は,行動科学である.
背景:
- 学校での喫煙予防プログラムに関する証拠は混在しています.
- 同級生主導の,教室以外の介入の厳格な評価は稀である.
- この研究では,中学校での新しいピア主導の喫煙予防プログラムが評価されました.
研究 の 目的:
- ASSIST (学校での禁煙試験) プログラムの有効性を評価する.
- 同級生による支援が,青少年における喫煙の増加を減らすことができるかどうかを判断する.
- 介入の喫煙率への影響を,介入直後および介入後2年までの期間で評価する.
主な方法:
- クラスター型ランダム化対照試験は,イングランドとウェールズの59校の12~13歳の学生10,730人を対象に実施された.
- 介入グループは,教室の外で同級生主導のサポートを受け,対照グループは,通常の喫煙教育を受けた.
- 治療の意図分析は,ベースラインでのフォローアップ,介入直後のフォローアップ,および1年と2年後のフォローアップを伴う.
主要な成果:
- 喫煙の確率は,1年間の追跡調査で対照群と比較して介入群で減少しました (OR 0.77,95%CI 0.59-0.99).
- 2年間のフォローアップで全体的なコホートで喫煙の有意な減少が観察されました (OR 0.85,95%CI 0.72-1.01).
- すべてのフォローアップにおける多レベルモデリングは,介入学校での喫煙の確率の低下を示した (OR 0.78,95%CI 0.64-0.96).
結論:
- ASSISTのピア主導の介入は,青少年の喫煙を減らすのに有効性を示しています.
- 集団ベースでの実施は,若者の喫煙率に公衆衛生上の重大な影響をもたらす可能性があります.
- 教室外の仲間からの支援は,学校での喫煙予防の有効な戦略です.
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