为预测前列腺尿道参与膀癌的诺莫грам的开发和验证
Hao Xu1,2,3, Yu Zhang1,4, Zhe Zhang1
1Department of Urology, Tianjin Institute of Urology, The Second Hospital of Tianjin Medical University, No. 23, Pingjiang Road, Tianjin, 300211, China.
Scientific reports
|March 27, 2025
概括
这项研究确定了瘤多样性,三角/部位置,高度和复发是膀癌前列腺尿道干涉 (PUI) 的关键风险因素. 一个经过验证的nomogram预测PUI风险,有助于个性化管理和减少低阶段.
科学领域:
- 泌尿器科 泌尿器科 泌尿器科 泌尿器科
- 在瘤学瘤学.
- 医学统计 医学统计
背景情况:
- 膀癌中前列腺尿道干涉 (PUI) 可能导致低阶段并影响治疗决策.
- 确定PUI的预测因素对于准确的风险分层和个性化的患者管理至关重要.
研究的目的:
- 确定与膀癌中PUI相关的独立风险因素.
- 开发和验证在膀癌患者中预测PUI风险的预测性名录模型.
主要方法:
- 追溯分析295名患有膀泌尿腺癌的男性患者,接受过尿道前列腺活检.
- 单变量和多变量逻辑回归分析以确定风险因素.
- 诺摩图构造和内部验证使用离开一次的交叉验证 (LOOCV),校准曲线和决策曲线分析 (DCA).
主要成果:
- 多变量分析确定了瘤多重性,三角形/部瘤位置,高度瘤和复发性癌瘤作为PUI的独立风险因素 (所有P<0.05).
- 开发的名图表显示出强烈的区分 (AUC = 0.8) 和优秀的校准,在非肌肉侵入性膀癌 (NMIBC) 亚组分析中得到一致的结果 (AUC = 0.819).
- 决策曲线分析证实了跨越各种风险值的诺姆图的临床实用性.
结论:
- 已建立的名图是分层分层PUI风险在膀癌患者的强大工具.
- 这种预测模型可以指导选择性前列腺活检,并为个性化治疗策略提供信息.
- 将其整合到临床工作流程中可能会提高分期准确性并优化患者的治疗结果,尽管建议进行外部验证.
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