Showing 14,301 - 14,320 results of 14,865 for search 'Operational data analysis', query time: 0.19s Refine Results
  1. 14301

    Development and validation of a visual prediction model for severe acute pancreatitis: a retrospective study by Xiaoli Huang, Jia Xu, Xiaogang Hu, Juntao Yang, Menggang Liu

    Published 2025-07-01
    “…The model’s predictive efficacy and threshold values were evaluated using the receiver operating characteristic (ROC) curve and calibration curve. …”
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  2. 14302

    Gender-based differences of intraoperative transfusion during open surgery for descending thoracic and abdominal aortic aneurysms: a retrospective single-center cohort study by Jianfeng Gao, Ruxuan Wang, Fangda Li, Rong Zeng, Yuexin Chen, Yuehong Zheng

    Published 2025-07-01
    “…However, the blood transfusion rates for both gender and the predictors of intraoperative transfusion during OSR for Descending Thoracic and Abdominal Aortic Aneurysms (DTAA) remain uncertain. Methods Data of Patients with DTAA who underwent OSR at our center between August 2002 and December 2021 were retrospectively collected. …”
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  3. 14303

    Development and validation of a machine learning-based nomogram for survival prediction of patients with hilar cholangiocarcinoma after curative-intent resection by Yubo Ma, Qi Li, Zhenqi Tang, Kangpeng Li, Chen Chen, Jianjun Lei, Dong Zhang, Zhimin Geng

    Published 2025-07-01
    “…Based on the decision curve analysis, the nomogram had a good clinical application value, outperforming both the TNM staging system and the Bismuth-Corlette classification. …”
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  4. 14304

    Development and approval of a Lasso score based on nutritional and inflammatory parameters to predict prognosis in patients with glioma by Huixian Li, Hui Hong, Jinling Zhang

    Published 2025-01-01
    “…The Least Absolute Shrinkage and Selection Operator (Lasso) was employed to select relevant hematological indicators and generate a Lasso score. …”
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  5. 14305

    Workflow for Conflict and Reinforcement Identification Based on STPA and STRIDE by Andrei Carniel, Juliana de Melo Bezerra, Celso Massaki Hirata

    Published 2025-01-01
    “…First, requirements identification is generally made using methods of specific concern, e.g. safety, cybersecurity, data privacy, and business, and it does not consider concerns jointly. …”
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  6. 14306

    Cardiovascular Risk Factor Profiles and Disease in Black Compared to Other Africans with Chronic Kidney Disease by Hon-Chun Hsu, Chanel Robinson, Angela J. Woodiwiss, Gavin R. Norton, Patrick H. Dessein

    Published 2021-01-01
    “…Overall, black compared to other African CKD patients had less frequent carotid artery plaque (OR (95% CI) = 0.38 (0.16–0.91)) despite an increased cardiovascular risk factor burden. In receiver operator characteristic curve analysis, the Framingham score performed well in identifying non-black but not black CKD patients with carotid plaque (area under the curve (AUC) (95% CI) = 0.818 (0.714–0.921) and AUC (95% CI) = 0.556 (0.375–0.921), respectively). …”
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  7. 14307

    Triglyceride glucose-weight-adjusted waist index (TyG-WWI): the best predictor of diabetes mellitus and mortality risks among TyG and TyG-derived indices by Jiabin Tu, Bo Wu, Hongkui Chen, Yansong Guo

    Published 2025-07-01
    “…TyG-WWI and other TyG-derived indices were calculated, and their associations with diabetes mellitus (DM), All-cause mortality, cardiovascular disease (CVD) mortality, and DM-related mortality were evaluated using logistic regression, Cox regression, and receiver operating characteristic curve (ROC) analysis. Results TyG-WWI was positively associated with the risk of DM (OR: 1.11, 95%CI: 1.10–1.12, P < 0.001) and various mortality outcomes, including All-cause mortality (HR: 1.02, 95%CI: 1.01–1.02, P < 0.001), CVD mortality (HR: 1.01, 95%CI: 1.01–1.02, P = 0.014), and DM-related mortality (HR: 1.04, 95%CI: 1.01–1.08, P = 0.013). …”
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  8. 14308

    Is non-conveyance solo-ambulances a useful mean to meet the increasing demand for emergency medical services in Denmark? by Frederikke Amalie Møller, Mads Lillethorup Persson, Elisabeth Larsen Engholm, Penille Horsbøl Kirkegaard Jensen, Ulla Vaeggemose, Tine Bennedsen Gehrt

    Published 2025-02-01
    “…Furthermore, 19 semi-structured interviews with paramedics, EMS dispatchers and technical dispatchers partaking in the operation of the PVU were conducted. Interviews were analyzed using thematic analysis with an inductive approach, drawing on principles from grounded theory. …”
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  9. 14309

    Efficacy of modified Child-Turcotte-Pugh score in predicting short-term mortality in spontaneous bacterial peritonitis by Ramu Muraleedharanpillai, Deni Joseph, Sandesh Kolassery, Saji Sebastian, Nithya Valsalamma, Gaurav Khatana, Lal Krishna Unnikrishnan, Gino Rony Philip

    Published 2025-04-01
    “…During this time, demographic and biochemical data were collected. We used the receiver operating characteristics (ROC) curve, area under ROC curve (AUROC), and DeLong test to compare these scores. …”
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  10. 14310

    Integrating the A2DS2 Score with 24-Hour ASPECTS and red cell distribution width for enhanced prediction of stroke-associated pneumonia following intravenous thrombolysis: model de... by Sarawut Krongsut, Nat Na-Ek, Atiwat Soontornpun, Niyada Anusasnee

    Published 2025-01-01
    “…Predictive performance was evaluated using the area under the receiver operating characteristic curve (AuROC), calibration plots, and decision curve analysis (DCA), comparing it with the traditional A2DS2 model and a model with continuous predictors. …”
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  11. 14311

    Morphology of the obturator nerve, an anatomical study with emphasis on its clinical implications [version 2; peer review: 2 approved, 1 approved with reservations, 1 not approved] by Vandana Blossom, Latha V. Prabhu, Rajanigandha Vadgaonkar, Ashwin R. Rai, Mangala M. Pai, B.V. Murlimanju

    Published 2025-03-01
    “…Conclusions We believe that morphometric data of the obturator nerve will be enlightening to the operating surgeon during its procedures like nerve block, transplantation, and repairs as few of them are conducted laparoscopically, the prior knowledge of morphological dimensions and branching pattern will assist the surgeons in easy access of the obturator nerve. …”
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  12. 14312

    LGWheatNet: A Lightweight Wheat Spike Detection Model Based on Multi-Scale Information Fusion by Zhaomei Qiu, Fei Wang, Tingting Li, Chongjun Liu, Xin Jin, Shunhao Qing, Yi Shi, Yuntao Wu, Congbin Liu

    Published 2025-04-01
    “…This strategy significantly enhanced both inference efficiency and accuracy, making it particularly suitable for image analysis from drone-captured data. In wheat spike counting experiments, LGWheatNet also delivered exceptional performance, particularly in predictions during the filling and maturity stages, outperforming other models by a substantial margin. …”
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  13. 14313

    Performance of MRI-based radiomics for prediction of residual disease status in patients with nasopharyngeal carcinoma after radical radiotherapy by Qinqin Wu, Weiguang Qiang, Liang Pan, Tingting Cha, Qilin Li, Yang Gao, Kaiyang Qiu, Wei Xing

    Published 2025-05-01
    “…SVM models were constructed by combining the optimal radiomic features from each sequences with clinical data. Model performance was compared and validated using receiver operating characteristic (ROC) curves, calibration curves and decision curve analysis (DCA), and differences between models were assessed using the DeLong test. …”
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  14. 14314

    The Predictive Value of PAPP-A for Threatened Miscarriage in Pregnant Women at 11–14 Weeks of Gestation: A Case-Control Study by Tam Thai Thanh Tran, Hieu Minh Pham, Hung Huynh Vinh Ly, Huyen My Bui, Tin Hoang Nguyen

    Published 2025-05-01
    “…The PAPP-A levels demonstrated prognostic value in pregnancy, with a cut-off point of 0.8255 MoM for the disease and control groups receiver operating characteristic (ROC) curve analysis demonstrated high sensitivity and relatively high specificity, with an area under the curve (AUC) of 0.789 (p < 0.001). …”
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  15. 14315

    Synthesis, physical-chemical and biological properties of derivatives of 3-methyl-7-ethylxanthinyl-8-thioacetic acid hydrazide by M. I. Romanenko, O. P. Dolhikh, D. H. Ivanchenko, K. V. Aleksandrova, N. M. Polishchuk

    Published 2018-10-01
    “…The melting point has been determined with the help of an open capillary method with PTP-M device. Elemental analysis has been performed with the help of the instrument Elementar Vario L cube, NMR-spectra have been taken on a spectrometer Bruker SF-400 (operating frequency of 400 MHz, solvent DMSO, internal standard – TMS). …”
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  16. 14316

    Introducing an index on prediction of post-revascularization cerebral infarction using preoperative CT perfusion parameters in moyamoya disease by Xiaojun Hao, Chao Zhang, Chen Yang, Xintong Zhao, Yunfeng Zhou, Juan Wang

    Published 2025-01-01
    “…Predictors of post-CI were identified and assessed using multivariable logistic regression and receiver-operating characteristic curve analyses. Results Post-CI occurred in 11 patients (12.0%). …”
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  17. 14317
  18. 14318

    Carotid intima thickness and elasticity combined with MHR predicting the severity of coronary artery stenosis in patients with premature coronary artery disease by Chenjing Xu, Ming Wu, Xijun Zhang, Kaikai Shen, Yanyan Guo, Jianjun Yuan, Haohui Zhu

    Published 2025-04-01
    “…Diameter (Diam), distance (Dist), pulse wave velocity (PWV), and HC were evaluated through RF-data based quantitative analysis on vessel stiffness. …”
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  19. 14319

    Percutaneous unilateral biportal endoscopy versus uniportal endoscopy for lumbar spinal stenosis: a single-centre, prospective, non-randomised cohort trial protocol by Xiang Li, Yong Yang, Lingjia Yu, Haining Tan, Yuquan Liu, Guangpeng Li, Yuanshun Lo, Zhu Bin

    Published 2025-07-01
    “…Radiographic outcomes will include the enlargement ratio of the dural sac, bony decompression range and preservation rate of the facet joint measured on postoperative radiological data. Laboratory outcomes will include postoperative creatine kinase level and erythrocyte sedimentation rate. …”
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  20. 14320

    Predictive value of dendritic cell-related genes for prognosis and immunotherapy response in lung adenocarcinoma by Zihao Sun, Mengfei Hu, Xiaoning Huang, Minghan Song, Xiujing Chen, Jiaxin Bei, Yiguang Lin, Size Chen

    Published 2025-01-01
    “…Results Analysis of scRNA-seq data showed that there is a significant upregulation of LGALS9 expression in DCs isolated from malignant pleural effusion samples. …”
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