シエラレオネでは,最後のマイルでの配送でワクチン接種が増加しています
Niccolò F Meriggi1,2,3, Maarten Voors4, Madison Levine5
1International Growth Centre, Freetown, Sierra Leone. niccolo.meriggi@economics.ox.ac.uk.
Nature
|March 14, 2024
まとめ
シエラレオネの移動ワクチン接種チームは,遠隔地でのアクセス障壁を克服することで,COVID-19の予防接種率を大幅に高めました. この最後の"マイル"の配給戦略は,十分な予防接種を受けていない人群でワクチンの接種率を増やすのに費用対効果があることが証明されました.
科学分野:
- 世界保健
- ワクチン投与システム
- 公衆衛生の介入
背景:
- アフリカでのCOVID-19ワクチンの利用率は低い.開発後18カ月も30%未満です.
- シエラレオネの田舎の住人のための重要なアクセス課題
- 現在の研究では 物流上の障壁に対する個人の躊躇が 強調されすぎていることが多いのです
研究 の 目的:
- コミュニティの動員と組み合わせた"最後のマイル"の介入が,COVID-19のワクチン接種率に与える影響を評価する.
- 移動型ワクチン接種チームがアクセス不可能な集団に到達する際の費用対効果を評価する.
- 医療サービス利用の改善のためのアクセスの困難に対処する有効性を実証する.
主な方法:
- シエラレオネの150のコミュニティを対象とした ランダム化比較試験です
- 介入には,遠隔地へのワクチンと医療従事者の最後のマイル配送が含まれています.
- コミュニティの動員活動は 移動ワクチン接種チームと統合された.
主要な成果:
- この介入により,予防接種率は48~72時間以内に約26パーセント増加しました.
- コミュニティの予防接種センターでは 接種数が2倍以上になりました
- 追加ワクチン接種者一人当たりの費用は33米ドルで,交通費は主要なコストドライバーである.
結論:
- 開発途上国におけるアクセス障壁を克服するには,モバイルサービスを優先することが不可欠です.
- ワクチン接種と母子保健の介入を組み合わせることで 費用をさらに削減できます
- 医療サービスの利用率を増やすには 躊躇するだけでなく 物流上の課題に取り組むことが重要です
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