結腸直腸がんの組織化された集団ベースのスクリーニングのための臨床ガイドラインを指針とする証拠に基づいた意思決定分析
Beate Jahn1, Gaby Sroczynski1, Júlia Santamaria1
1Department of Public Health, Health Services Research and Health Technology Assessment, UMIT TIROL - University for Health Sciences and Technology, Hall in Tirol, Austria.
Best practice & research. Clinical gastroenterology
|February 22, 2026
まとめ
集団全体の結腸直腸がん (CRC) スクリーニング戦略は,長期的な利益・害と費用対効果について分析されました. 45歳から開始される2年毎の糞便免疫化学検査 (FIT) と45歳から開始される大腸内視鏡検査が推奨されました.
科学分野:
- 腫瘍学 腫瘍学
- 予防医学は,予防的な医療です.
- 健康経済学 医療経済学
背景:
- 結腸直腸がん (CRC) は,公衆衛生上の大きな課題となっています.
- 効果的なスクリーニング戦略は,早期発見と成果の改善に不可欠です.
- 集団全体のスクリーニングには,利益,害,コストを慎重に検討する必要があります.
研究 の 目的:
- 様々なCRCスクリーニング戦略の長期的な利益・害と費用対効果の分析を実施する.
- オーストリア国立がんスクリーニング委員会 (ANCCS) が提案した戦略を評価する.
- オーストリアで最適なCRCスクリーニングのための勧告を伝えるために.
主な方法:
- 検証された意思決定分析のマルコフ状態移行モデルが採用されました.
- 17のCRCスクリーニング戦略が評価され,糞便免疫化学検査 (FIT),グアイアックベースの糞便隠蔽血液検査 (gFOBT),および大腸内視鏡検査 (COL) が実施されました.
- 結果には,寿命年数 (LYG),CRC症例/死亡の回避,害 (合併症,心理的苦痛),インクリメンタル害益比率 (IHBR),インクリメンタル費用対効果比率 (ICER) が含まれていました.
主要な成果:
- 40/50/60/70歳のコロノスコーピーは,1000人当たり449LYGでした.
- 40歳から開始された年間FIT検査では,1000人当たり488LYGの結果が得られました.
- 2年に一度のFITベースの戦略は,好ましい害・利益のトレードオフを提供し,ICERはLYGあたり3391ユーロから47,812ユーロまででした.
結論:
- 決定分析は,CRCスクリーニング戦略の利益・害と費用対効果のトレードオフを明らかにした.
- 45歳から始まるコロノスコピーとFITベースのスクリーニングは,ANCCSが推奨する戦略として選択されました.
- 勧告は,利益と害のバランス,証拠,および実施の可行性を考慮した.
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