Pan-immune inflammation valueと推定うつ病の関連における性差:横断研究
Dongdong Yu1, Ting Cheng1,2, Yue Yang2
1Second Clinical College of Guangzhou University of Chinese Medicine, Guangzhou, Guangdong, China.
PloS one
|December 30, 2025
まとめ
Pan-immune inflammation value (PIV)の上昇は、推定うつ病のリスク上昇と関連しており、特に女性において顕著である。この炎症マーカーは、うつ病との性別に特異的な関連を示しており、その根底にあるメカニズムのさらなる調査が求められる。
科学分野:
- 医学研究; 疫学; 精神医学
背景:
- Pan-immune inflammation value (PIV)は、全身性炎症を反映する新たなバイオマーカーである。; うつ病は、複雑な根本要因を持つ一般的な精神的健康状態である。; 炎症とうつ病の関係を理解することは、効果的な介入を開発するために重要である。
研究 の 目的:
- PIVと推定うつ病の非線形関連を調査する。; うつ病リスクに関連するPIVの潜在的な閾値を特定する。; PIVとうつ病の関係における性差を探索する。
主な方法:
- 2005年から2018年の国民健康栄養調査(NHANES)のデータ(n=27,049)を利用した。; 非線形関係をモデル化し、最適なPIVカットオフ値を特定するために、制限立方スプライン解析を使用した。; 推定うつ病とのPIVの関連を評価するために、加重ロジスティック回帰および性別層別解析を実施した。
主要な成果:
- 最適なPIVカットオフ値は5.74と特定された。; PIV > 5.74の個人は、推定うつ病のリスクが14%増加した(OR=1.14、95% CI: 1.02-1.28)。; 女性において有意な関連が観察された(OR=1.20、95% CI: 1.03-1.40)が、男性では観察されなかった。男性では、PIVは年齢、教育、飲酒量と相互作用した。
結論:
- PIVは、推定うつ病リスクの性別に特異的なバイオマーカーとして機能する可能性がある。; PIVとうつ病の関連は、女性においてより堅牢であるように思われる。; これらの性差の背後にあるメカニズムを明確にし、臨床使用のための発見を検証するためには、さらなる研究が必要である。
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