Showing 13,901 - 13,920 results of 14,865 for search 'Operational data analysis', query time: 0.29s Refine Results
  1. 13901

    Interpretable machine learning models for predicting in-hospital mortality in patients with chronic critical illness and heart failure: A multicenter study by Min He, Yongqi Lin, Siyu Ren, Pengzhan Li, Guoqing Liu, Liangbo Hu, Xueshuang Bei, Lingyan Lei, Yue Wang, Qianghong Zhang, Xiaocong Zeng

    Published 2025-06-01
    “…Methods Retrospective data from over 200 hospitals were sourced from the Medical Information Mart for Intensive Care III (MIMIC-III), MIMIC-IV, and the eICU Collaborative Research Database (eICU-CRD). …”
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  2. 13902

    Preoperative diagnosis of meningioma sinus invasion based on MRI radiomics and deep learning: a multicenter study by Yuan Gui, Wei Hu, Jialiang Ren, Fuqiang Tang, Limei Wang, Fang Zhang, Jing Zhang

    Published 2025-02-01
    “…Materials and methods This study retrospectively collected data from 601 patients with meningioma confirmed by surgical pathology. …”
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  3. 13903

    Dynamic nomogram for predicting long-term survival in patients with brain abscess by Thara Tunthanathip, Rakkrit Duangsoithong, Waranyu Kittirojkasem, Akira Pongweat, Rattiyaphon Khongthep, Benchamat Sutchai, Assama Tohyunuh

    Published 2025-08-01
    “…The dynamic nomogram revealed strong predictive performance, with a C-index of 0.855 for apparent validation and 0.701 for validation with testing data. Calibration plots and ROC analysis further supported its reliability. …”
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  4. 13904

    A Novel Multiobjective Optimization Approach for EV Charging and Vehicle-to-Grid Scheduling Strategy by Muhammad Aurangzeb, Yifei Wang, Sheeraz Iqbal, Md Shafiullah, Sultan Alghamdi, Zahid Ullah

    Published 2025-01-01
    “…A comprehensive model with real-time data from EV charging station operators (CSOs) is also ported in this research so that the EVs can be illustrated in the power distribution network. …”
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  5. 13905

    Explaining COVID-19 mortality among immigrants in Sweden from a social determinants of health perspective (COVIS): protocol for a national register-based observational study by Srinivasa Vittal Katikireddi, Helena Honkaniemi, Sol Pia Juárez, Mikael Rostila, Enrico Debiasi, Eleonora Mussino, Siddartha Aradhya, Agneta F Cederström

    Published 2023-04-01
    “…Introduction Adopting a social determinants of health perspective, this project aims to study how disproportionate COVID-19 mortality among immigrants in Sweden is associated with social factors operating through differential exposure to the virus (eg, by being more likely to work in high-exposure occupations) and differential effects of infection arising from socially patterned, pre-existing health conditions, differential healthcare seeking and inequitable healthcare provision.Methods and analysis This observational study will use health (eg, hospitalisations, deaths) and sociodemographic information (eg, occupation, income, social benefits) from Swedish national registers linked using unique identity numbers. …”
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  6. 13906

    Implementing community drug checking in smaller urban communities: a qualitative study exploring contextual factors to consider by Abby Hutchison, Karen Urbanoski, Dennis Hore, Bruce Wallace

    Published 2025-05-01
    “…Through inductive thematic analysis, we developed themes that reflected the overarching contextual factors discussed by participants. …”
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  7. 13907

    Geological risk assessment of traffic engineering construction among 7.0–8.5 magnitude earthquake areas: Practice from the Sichuan-Tibet transport corridor in the eastern Tibetan P... by Ning Zhong, Xian-bing Zhang, Chang-bao Guo, Zhen Yang, Hao Yu, Rui-an Wu, Yang Wang, Hai-bing Li

    Published 2024-10-01
    “…Construction and safe operation Ya’an-Linzhi section of the Sichuan-Tibet transport corridor, need strengthen analysis the current crustal deformation, stress distribution and fault activity patterns, clarify active faults relationship with large earthquakes, and determine the potential maximum magnitude, epicenters, and risk range. …”
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  8. 13908

    Development of a nomogram for predicting pancreatic portal hypertension in patients with acute pancreatitis: a retrospective study by Yong Lv, Hui Luo, Yingjie Zhang, Xiangping Wang, Yanglin Pan, Yunling Li, Qiaoyu Su, Xianchen Zhan, Linhui Zhang, Xiaoyu Kang, Shuhui Liang, Gui Ren

    Published 2024-06-01
    “…Based on the results of the multivariate analysis, a nomogram was developed. The patients were randomly divided into training and validation sets at a 7:3 ratio. …”
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    Article
  9. 13909

    Contribution of cuproptosis and immune-related genes to idiopathic pulmonary fibrosis disease by Chengji Jin, Jia Li, Qiaoyu Li, Lipeng Zhang, Shaomao Zheng, Qiong Feng, Yongjie Li, Yu Zheng, Qiuli Nie, Jin Liang, Jing Wang, Jing Wang

    Published 2025-02-01
    “…Additionally, weighted gene coexpression network analysis (WGCNA) was employed to identify the DEGs most associated with IPF. …”
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  10. 13910

    CircRNA-miRNA-mRNA networks in plasma extracellular vesicles as biomarkers for first-onset schizophrenia by Xinzhe Du, Wei Hu, Xinrong Li, Yao Gao, Junxia Li, Xiaodong Hu, Xiao Wang, Wentao Zhao, Long Cheng, Xiaohua Cao, Hongbao Cao, Zhiyong Ren, Yu Zhang, Yong Xu, Sha Liu

    Published 2025-07-01
    “…Gene expression levels were validated using quantitative real-time PCR in 31 FOS and 31 HC cases. Receiver operating characteristic (ROC) curve analysis was performed to examine the diagnostic efficacy. …”
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  11. 13911

    Assessment of six insulin resistance surrogate indexes for predicting stroke incidence in Chinese middle-aged and elderly populations with abnormal glucose metabolism: a nationwide... by Luqing Jiang, Tengxiao Zhu, Wenjing Song, Ying Zhai, Yu Tang, Fengxia Ruan, Zichen Xu, Lei Li, Xia Fu, Daoqin Liu, Aidong Chen, Qiwen Wu

    Published 2025-02-01
    “…The areas under the curve (AUCs) of IR surrogate indexes were calculated by receiver operating characteristic (ROC) analysis. Results After adjusting for potential confounders, we observed that each standard deviation (SD) increase in eGDR was associated with a reduced risk of stroke, with an adjusted odds ratio (OR) of 0.746 [95% confidence interval (CI): 0.661–0.842]. …”
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  12. 13912

    Robust and Lightweight Modeling of IoT Network Behaviors From Raw Traffic Packets by Aleksandar Pasquini, Rajesh Vasa, Irini Logothetis, Hassan Habibi Gharakheili, Alexander Chambers, Minh Tran

    Published 2025-01-01
    “…Recent studies show that neural network-based traffic analysis can achieve performance comparable to human feature-engineered ML pipelines. …”
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  13. 13913

    Nomogram for spontaneous reduction in pediatric intussusception: a retrospective study by Guangyu Wang, Zhongce Li, Guangqi Duan, Bangzhi Sui, Zhiyuan Jin, Zhenjie Chu, Rui Tang, Xiao Wang, Honglong Ma, Shiqin Qi, Jie Liu

    Published 2025-07-01
    “…The nomogram's performance was evaluated using receiver operating characteristic (ROC) curves, calibration curves, and decision curve analysis (DCA).ResultsA total of 290 cases were included, of whom 114 patients underwent spontaneous reduction. …”
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  14. 13914

    PREVENTIVE MYOCARDIAL REVASCULARISATION BEFORE ABDOMINAL AORTIC INTERVENTIONS: LONG-TERM RESULTS by A. N. Sumin, E. V. Korok, S. D. Panfilov, D. O. Evdokimov, O. I. Raikh, E. E. Kislov, S. V. Ivanov, L. S. Barbarash

    Published 2013-12-01
    “…Material and methods. The retrospective analysis of the data from patients examined before planned abdominal aortic interventions was performed. …”
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  15. 13915

    Exploring Hydrogen–Diesel Dual Fuel Combustion in a Light-Duty Engine: A Numerical Investigation by Francesco Scrignoli, Alfredo Maria Pisapia, Tommaso Savioli, Ezio Mancaruso, Enrico Mattarelli, Carlo Alberto Rinaldini

    Published 2024-11-01
    “…The use of 3D-CFD simulation, supported by experimental data, appears to be the most effective way to address these issues. …”
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  16. 13916

    Comparison of early clinical outcomes between CR and PS prostheses in total knee arthroplasty for rheumatoid arthritis patients - a retrospective cross-sectional study by Haoyuan Ding, Haoyuan Ding, Dapeng Han, Nanshan Ma, Nanshan Ma, Chenxin Gao, Jie Yao, Guilin Ouyang

    Published 2025-05-01
    “…Among these, 39 patients received CR prostheses (CR group), while 35 received PS prostheses (PS group). Data on operation time, intraoperative blood loss, hospital stay, preoperative and postoperative Visual Analogue Scale (VAS) scores, American Knee Society Score (AKSS), Functional Joint Score-12 (FJS-12) scores, Health Assessment Questionnaire scores (HAQ) and postoperative complications were recorded and compared between the two groups.ResultsAll 74 patients successfully completed the surgery without complications. …”
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  17. 13917

    A VNS-NPGA approach to multi-objective optimization of hub-and-spoke logistics network by Changxi Ma, Chuwei Shi, Yun Yang, Yongpeng Zhao, Zhuye Xu, Bo Du

    Published 2025-04-01
    “…To realize low-cost freight transport in the logistics network and improve the network operation efficiency, a multi-objective optimization model and the corresponding algorithm for a hub-and-spoke logistics network are proposed based on the multi-level location of hub points and channels layout. …”
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  18. 13918

    Predictive Significance of Admission-Day Blood Routine-Derived Indices for 30-Day Mortality Risk in Elderly Patients with Bacterial Pneumonia by Huang X, Huang L, Zhao S, Yuan L, Wang X, Tang G, Yuan K, Xiao M

    Published 2025-03-01
    “…Multivariate Logistic regression analysis showed that NLR and PCT were the main risk indicators. …”
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  19. 13919

    Abstract 222: Immediate post thrombectomy extubation is associated with improved clinical outcomes by Brian B. Miremadi, Mark Morrison, Ashley Lakey, Rachel Overberg, Aimalohi Esechie, Jordan Scott, Jeroen Coppens, Kara Christopher, Guillermo Linares, Randall Edgell

    Published 2023-11-01
    “…Methods We performed a retrospective analysis of collected data gathered during a 5‐year period (2018‐2022) for all our patients with AIS due to LVO who received MT. …”
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  20. 13920