根据受试者特征曲线下的面积(area under the receiver operating characteristic curve,AUC)评价评分系统的预测能力。使用MedCalc15.0软件比较评分系统的AUC。采用R4.1.1软件的rmda程序包进行决策曲线分析(Decision Curve Analysis,DCA),以验证评分系统的临床实用性。 2. 结果 2.1 存活组和死亡组一般资料的比较 306例患...
Article PubMed Google Scholar Kim H, Choi D, Gwak GY, Lee JH, Park MK, Lee, HIe, et al. Evaluation of esophageal varices on liver computed tomography: receiver operating characteristic analyses of the performance of radiologists and endoscopists. J Gastroenterol Hepatol. 2009;24:1534–40. ...
Analyses were performed using MedCalc 17 (MedCalc Software BVBA, Ostend, Belgium) and Stata version 13 (StataCorp, LP, College Station, TX). Results Baseline characteristics A total of 24,128 patients were enrolled in the Gyeongsang National University Hospital Trauma Registry between January 2014...
DeLong test was applied using MedCalc (www.medcalc.org/) (accessed on 10 May 2021) to compare the AUC of multiple markers [42]. Accuracy measures including sensitivity, specificity, positive and negative predictive value, and likelihood ratios were calculated, and pooled weighted estimates of ...
The statistical analyses were performed using SPSS (version 22.0, Chicago, IL, USA), MedCalc (version 15.2.2.0, Ostend, Belgien), and GraphPad Prism (version 8.0, San Diego, CA, USA) software. Continuous variables are presented as the mean ± standard error or median (range), and ...
Left ventricular hypertrophy (LVH) is associated with adverse clinical outcomes and implicates clinical decision-making. The aim of our study was to assess the importance of different approaches in the screening for LVH. We included patients who underwen
Data were analyzed using MedCal Statistical software (MedCalc version 20.115, European Customers). 3. Results The records of 700 patients with metastatic or locally advanced GC and GEC were reviewed. According to the inclusion criteria, only 90 patients were eligible: 72 (80%) with confirmed ...
Statistical analysis was performed using MedCalc version 10.2.0.0 (StataCorp LP, College Station, TX, USA) and the GraphPad-Prism 5 software (Graph Pad Software, San Diego, CA, USA). The statistically significant level was considered p < 0.05....
All data and analyses were processed with a licensed version of MedCalc®Statistical Software version 20.026 (MedCalc Software Ltd., Ostend, Belgium;https://www.medcalc.org; (accessed on 22 December 2022)). The plot distribution was analyzed by applying the Shapiro–Wilk test. According to ...
, S.; Bang, J.-I.; Kim, E.-K.; Lee, H.-Y. Metabolic Radiomics for Pretreatment 18F-FDG PET/CT to Characterize Locally Advanced Breast Cancer: Histopathologic Characteristics, Response to Neoadjuvant Chemotherapy, and Prognosis.Sci. Rep.2017,7, 1556. [Google Scholar] [CrossRef] [PubMed...