インドにおける結核の季節性:それは本当ですか?そして,それは私たちに何を教えてくれるのでしょうか?
Lorna E Thorpe1, Thomas R Frieden, Kayla F Laserson
1Division of Tuberculosis Elimination, Centers for Disease Control and Prevention, Atlanta GA, USA. lthorpe@health.nyc.gov
Lancet (London, England)
|November 3, 2004
まとめ
インド北部の結核の診断は,春にピークに達し,冬に減少する明確な季節的な傾向を示しています. このパターンは,子供で最も顕著であり,最近の結核の感染率の変動を示唆しています.
科学分野:
- エピデミオロジー エピデミオロジー
- 感染症 感染症は感染症です.
- 公衆衛生は公衆衛生である.
背景:
- インドは,結核 (TB) の世界的な重荷を担っている.
- 国民結核対策プログラムは,分析のために人口ベースのデータを提供します.
- 結核の傾向を理解することは,効果的な公衆衛生介入に不可欠です.
研究 の 目的:
- インド全土で結核の診断における季節的傾向を調査する.
- 確立された制御プログラムを持つ地区からの結核症例データを分析する.
- TBの季節性における地理的変動を特定する.
主な方法:
- 安定した対抗プログラム (人口1億1500万人) を実施している地区の結核登録所からの四半期報告を活用した.
- 新しいスプレー検査陽性結核症例における季節的パターンの評価.
- 混乱する要因として,一般的な健康を求める行動を排除しました.
主要な成果:
- 北インドは季節的な傾向を示しており,4月から6月にピークの診断があり,10月から12月にピークです.
- 南インドでは,季節的な変化が顕著ではなかった.
- 割合はピークシーズンの10万人に57人から,ピークシーズンの10万人に46人まで変化した.
- 季節性は,小児結核症例で最も顕著でした.
結論:
- インド北部の結核の診断は季節性があり,最近の伝播の変動と関連している可能性がある.
- 観察されたパターンは,特に子供では,伝播動態のさらなる調査を正当化します.
- 発見は,地理的に合わせた結核管理戦略の必要性を強調しています.
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