脂肪の質量は,更年期への移行ではなく,老化に関連しています
Carmen Gabriela Barbu1,2, Irina Manuela Nistor1, Alice Albu1,2
1Department of Endocrinology, Carol Davila University of Medicine and Pharmacy, 020021 Bucharest, Romania.
Healthcare (Basel, Switzerland)
|February 13, 2026
まとめ
中年の女性,中年の女性.
科学分野:
- 内分泌学と新陳代謝について
- 女性の健康 女性の健康
- ボディコンポジション分析 分析
背景:
- 中年の女性は体重と脂肪の分布の変化を経験しますが,原因 (老化,更年期,ライフスタイル) は不明です.
- 更年期は女性の生理に大きく影響し,身体の組成に影響を与える可能性があります.
- これらの変化を理解することは,女性の健康と代謝疾患の予防に不可欠です.
研究 の 目的:
- DXAスキャンを使用して,閉経前と閉経後の女性の体脂肪分布を比較する.
- 体脂肪のパラメータに対する年齢,更年期,BMIの影響を調査する.
- 中年女性の体脂肪分布の変化の予測要因を特定する.
主な方法:
- 月経骨格密度計スキャン (DXA) を用いた171人の女性 (45~55歳) の横断分析.
- 閉経前 (n=50) と閉経後 (n=121) の女性の体組成パラメータ (総,アンドロイド,ギノイド脂肪 %) の比較.
- 多変量線形回帰は,体脂肪の結果とBMI,年齢,更年期状態などの予測要因との関連を調べる.
主要な成果:
- アンドロイド/ギノイド脂肪の割合や比率は,閉経前と閉経後のグループ間で有意な差異はありません.
- ボディ・マス・インデックス (BMI) は,体脂肪分布の唯一の有意な予測指標でした.
- 総体脂肪率は年齢と正に相関し,更年期の発症年齢はBMIと相関した. 早期の閉経後期は,閉経後から数年経つにつれて,アンドロイド/ギノイド比率が増加したことを示しました.
結論:
- 年齢は全身脂肪の増加と相関しているが,BMIや更年期状態は関係しない.
- 閉経後期初期に,アンドロイド/ギノイド脂肪の比率は閉経以降の時間とともに増加します.
- この研究では,他の高加索研究で報告されたより早く,48歳の中年期の更年期の発症年齢を観察しました.
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