ブラジルにおけるCODAC分類システムを用いた死産原因の理解
Sherly Metelus1, Matias C Vieira1,2, Mariana Brasileiro1
1Department of Obstetrics and Gynaecology, University of Campinas (UNICAMP), School of Medical Sciences, Cidade Universitaria, Campinas, Brazil.
まとめ
死因および関連疾患(CODAC)システムは、ICD-10と比較してブラジルにおける死産を特定せず大幅に減少させた。この分類システムは、死産原因の理解と保健政策の策定に役立つ。
科学分野:
- 周産期医学;公衆衛生;医療分類システム
背景:
- 死産は依然として世界的な健康上の大きな課題であり、かなりの割合の症例が非特異的または未分類の原因として分類されている。;死産を正確に分類することは、根本原因を特定し、効果的な予防戦略を実施するために不可欠である。;ブラジルにおける現在のICD-10システムは、死産病因を特定する上で限界がある。
研究 の 目的:
- ブラジルにおける未分類死産の減少における、死因および関連疾患(CODAC)分類システムのICD-10システムに対する有効性を比較すること。;ブラジル人集団における死産に関連する母体および妊娠関連要因を特定すること。
主な方法:
- 後ろ向き横断研究により、ブラジルの10の三次周産期医療施設(2009-2018年)からの2545件の死産症例を分析した。;データは、カルテ、死亡診断書、および死後調査から収集された。;CODACシステムを適用し、カッパ係数およびマクネマー検定を用いてICD-10と比較した。
主要な成果:
- CODACシステムは、未分類の死産(ICD-10)の割合を40.79%から22.00%に減少させた。;北東部では未分類の死産率が高く、南東部では特定の死産原因率が高いなど、地域的な格差が著しく観察された。;妊娠高血圧症候群や胎盤早期剥離などの母体合併症は、CODACによって特定された死産の特定の原因と有意に関連していた。
結論:
- CODAC分類システムは、ICD-10システムと比較して、死産原因の理解を深める。;CODACの導入は、説明のつかない死産症例の数を減らし、ブラジルにおける母体および周産期健康政策を改善する可能性がある。
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