目的 构建预测动脉瘤性蛛网膜下腔出血患者生存率的列线图模型,实现对患者的个体化风险评估。 方法 回顾性连续纳入2016年9月1日—2021年8月31日在大理大学第一附属医院诊断为动脉瘤性蛛网膜下腔出血的患者作为研究对象,收集其疾病资料和生存资料,并于发病后1年、3年、5年进行随访。通过寿命表法估计患者的中位生存时间,通过Kaplan-Meier法绘制生存曲线,通过Cox回归模型分析患者的预后影响因素,并构建用于预测动脉瘤性蛛网膜下腔出血患者生存率的列线图模型。 结果 本研究共纳入441例患者 ...
杨怡霖,赵媛,朱晓玲,张青,董薇(YANG Yilin, ZHAO Yuan, ZHU Xiaoling, ZHANG Qing, DONG Wei)
doaj
[Predictive factors and nomogram model construction for plastic bronchitis in children with <i>Mycoplasma pneumoniae</i> pneumonia]. [PDF]
Wang WH, Yang FF, Meng LJ, Mao N, Wu Y.
europepmc +1 more source
[Risk factors of recurrence of acute ischemic stroke and construction of a nomogram model for predicting the recurrence risk based on Lasso Regression]. [PDF]
Jin J, Ma P, Wang E, Xie Y.
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[Risk factors for plastic bronchitis in children with macrolide-unresponsive <i>Mycoplasma pneumoniae</i> pneumonia and establishment of a nomogram model]. [PDF]
Shi XS, He XH, Chen J.
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[A nomogram based on systemic inflammation markers can predict adverse outcomes in patients with heart failure]. [PDF]
Liu Z, Zhou X.
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基于麦克风优化螺旋阵列的声学成像装置在局部放电定位中的应用研究
现有的特高频、紫外等局部放电检测手段在缺陷定位方面存在一定问题,文中选取更为有效的超声定位检测手段,将其与麦克风阵列技术和波束形成算法相结合,考虑电力设备局部放电的声学信号特点,基于单臂和多臂螺旋阵列特点,优化阵列设计形成阿基米德单臂曲线,并与相匹配的延时波束成形算法相结合,以满足当前局部放电定位场景的需求。进一步,基于上述技术设计形成声成像装置,实现以热力图的形式实时显示声源在空间的分布状态。通过在输电线路、变电站等典型电力设备场景中的应用,声学成像装置能清晰地定位局部放电的点 ...
刘超 +6 more
doaj
[Construction and validation of a nomogram for predicting in-hospital postoperative heart failure in elderly patients with hip fracture]. [PDF]
Liu Y, Fu Y, Hao J, Zhang F, Liu H.
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[Risk factors for embolism in children with refractory Mycoplasmapneumoniae pneumonia and construction of a nomogram model for prediction of embolism]. [PDF]
Xie LN +5 more
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[Study of a nomogram model of gadoxetate disodium-enhanced magnetic resonance imaging for the preoperative diagnosis of proliferative hepatocellular carcinoma and its value]. [PDF]
Chen FX +6 more
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[Risk factors analysis and nomogram model construction of postoperative pathological upgrade of prostate cancer patients with single core positive biopsy]. [PDF]
Li Z +5 more
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