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Updated: Sep 9, 2025

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Assessment of Vascular Function in Patients With Chronic Kidney Disease
Published on: June 16, 2014
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慢性腎疾患の死亡率と末期腎疾患に関する現在の基準の適用性
Kyungho Lee1, Subin Hwang1, Jeeeun Park1
1Division of Nephrology, Department of Medicine, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea.
Kidney research and clinical practice
|September 4, 2025
まとめ
2型糖尿病の高齢者では,推定される45~59mL/ min/ 1. 73m2のグルメルフィルタレーションレート (eGFR) は,死亡率や末期性腎臓疾患 (ESKD) のリスクの高さに関連しています. これらの発見は,この集団の現在のeGFR診断基準を裏付けています.
科学分野:
- 腎臓科
- 高齢者医療
- 内分泌学
背景:
- GFRは年齢とともに低下し,年齢調整された慢性腎疾患 (CKD) の基準を提示します.
- 2型糖尿病 (T2DM) はCKDの進行の主なリスク因子です.
- ノルモアルブミヌリアはT2DMの高齢者の腎疾患リスクを排除しません.
研究 の 目的:
- T2DMとノルモアルブミヌリアの高齢者における死亡率と末期性腎疾患 (ESKD) の推定GFR (eGFR) の予後値の評価.
- 現在のeGFRの値が,この特定の集団におけるCKDの診断に適しているかどうかを判断する.
- 低GFRと腎臓の悪影響の関連性を,実際の臨床環境で調査する.
主な方法:
- T2DMとアルブミヌリアのない65歳以上の患者1, 997人を対象とした遡及コホート研究.
- 患者は,初期GFR値 (≥90,60−89,45−59,15−44 mL/ min/ 1. 73 m2) によって分類された.
- 主なアウトカムは,調整された危険比率を使用して分析された全因死亡率とESKDの複合値でした.
主要な成果:
- 大半の被験者 (71%) のeGFRは60~89mL/min/1. 73m2でした.
- 45~59mL/ min/ 1. 73m2のeGFRは,eGFR60~89mL/ min/ 1. 73m2と比較して,複合的なアウトカム (HR1. 30;95%CI,1. 01-1.76) のリスクが1. 30倍増加した.
- この高リスクは,BMI < 25 kg/ m2と尿アルブミン/ クレアチニン比率 < 10 μg/ mgCrのサブグループで一貫していました.
結論:
- 45-59 mL/min/1.73 m2のeGFRは,T2DMとノルモアルブミヌーリアの高齢者を死亡率とESKDのリスク増加で識別します.
- これらの結果は,CKDの診断における従来のeGFR値の継続的適用性を支持しています.
- パーソナライズされた管理のために,eGFRのカテゴリー内のリスクの階層化を精査するさらなる研究が可能です.
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