パンデミック後期におけるSARS-CoV-2の伝播動態を予測する
Stephen M Kissler1, Christine Tedijanto2, Edward Goldstein2
1Department of Immunology and Infectious Diseases, Harvard T.H. Chan School of Public Health, Boston, MA, USA.
Science (New York, N.Y.)
|April 16, 2020
まとめ
深刻な急性呼吸器症候群-コロナウイルス2 (SARS-CoV-2) は,冬の流行を繰り返す可能性があります. 重症患者の治療能力の超えを防ぐために,2022年まで社会距離を保つ必要があるかもしれません.
科学分野:
- 流行病学について
- 感染症モデリング
背景:
- 重症急性呼吸器症候群-コロナウイルス2 (SARS-CoV-2) の伝播ダイナミクスを理解することは極めて重要です.
- 以前のヒトコロナウイルス (HCoV) の季節性および免疫に関するデータは,SARS-CoV-2の予測に役立つ.
研究 の 目的:
- 将来のSARS-CoV-2の伝播パターンをモデル化する.
- 疫病管理における社会的距離などの介入の影響を評価する.
主な方法:
- HCoV-OC43 と HCoV-HKU1 に対して,米国からのタイムシリーズデータを利用した.
- 季節性および免疫の見積もりを含むSARS-CoV-2の伝播モデルを開発した.
主要な成果:
- 初期パンデミック波後のSARS-CoV-2の冬の再発が予測されています.
- 2022年まで長期にわたるまたは中断的な社会距離は,重篤なケア能力の過剰な負担を避けるために必要である可能性があることを示しました.
- 遠隔治療の成功と群の免疫を早めるために,拡大した重症ケアと治療法の必要性を強調した.
結論:
- SARS-CoV-2は,季節的な冬の流行で流行する可能性があります.
- 効果的な予防には,2022年まで持続的または中断的な社会的距離が必要です.
- SARS-CoV-2の免疫期間を理解するために,縦断的な血清学的研究が不可欠です.
- 2024年まで再発する可能性があるため,継続的な監視が必要である.
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