开发和验证一种算法,用于从晚期慢性病患者中识别接受透析的患者
Takahiro Imaizumi1,2, Takashi Yokota3, Kouta Funakoshi4
1Department of Nephrology, Nagoya University Graduate School of Medicine, 65 Tsurumai-cho, Showa-ku, Nagoya, Aichi, 464-8550, Japan.
Clinical and experimental nephrology
|January 6, 2025
概括
现在可以使用实验室数据识别晚期慢性病 (CKD) 的透析患者. 这种算法有助于脏学研究,特别是对于非透析依赖的CKD患者.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學.
- 医疗信息学 医疗信息学
- 临床研究 临床研究
背景情况:
- 在那些估计的淋巴细胞过率 (eGFR) <15mL/min/1.73m2的透析患者中识别透析患者是具有挑战性的.
- 电子健康记录 (EHR) 对晚期慢性病 (CKD) 的临床研究至关重要.
- 使用常规实验室数据开发算法可以改善用于研究的患者鉴定.
研究的目的:
- 开发和验证用于识别透析患者的算法,使用实验室数据对EGFR<15mL/min/1.73m2的个体进行验证.
- 通过准确的患者队列识别,促进高级CKD的临床研究.
- 为了区分透析和非透析患者在晚期CKD人口.
主要方法:
- 在六家日本医院收集了1142名EGFR<15mL/min/1.73m2的患者的临床数据.
- 使用后勤回归与逐步向后选择来识别用于分类模型的候选因素.
- 排除了移植患者 (疾病代码Z94.0) 并使用PD溶液处方作为主要标识符.
主要成果:
- 在排除PD患者后,开发的算法结合了七个实验室参数,实现了高精度.
- 接收器运行特征曲线下的面积为0.95 (导出) 和0.98 (验证).
- 积极的预测值为90.9% (导出) 和96.2% (验证);负的预测值为91.4% (导出) 和94.6% (验证).
结论:
- 在那些患有晚期CKD (eGFR<15 mL/min/1.73 m2) 的透析患者中成功确定了透析患者.
- 这项研究为 nefrology 的大规模数据库研究提供了基础.
- 这种方法对于研究非透析依赖的晚期CKD患者尤其有价值.
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