Showing 13,541 - 13,560 results of 14,865 for search 'Operational data analysis', query time: 0.27s Refine Results
  1. 13541

    From reactive to proactive: Machine learning models for continuous positive airway pressure adjustments using heart rate variability and oximetry-related parameters by Chih-Fan Kuo, Yi-Chih Lin, Ze-Yu Chen, Jiunn-Horng Kang, Cheng-Chen Chang, Zhihe Chen, Arnab Majumdar, Yen-Ling Chen, Yi-Chun Kuan, Kang-Yun Lee, Po-Hao Feng, Kuan-Yuan Chen, Hsin-Chien Lee, Wun-Hao Cheng, Wen-Te Liu, Cheng-Yu Tsai

    Published 2025-04-01
    “…The model with the highest accuracy and area under the receiver operating characteristic curve (AUROC) in the training/validation dataset was applied to the test dataset to investigate feature importance through permutation analysis. …”
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  2. 13542
  3. 13543

    Construction of a C-reactive protein-albumin-lymphocyte index-based prediction model for all-cause mortality in patients on maintenance hemodialysis by Junmin Huang, Junfeng Hao, Huasheng Luo, Lu Chen, Hongying Luo, Huafeng Liu, Yongzhi Xu, Peng Wang

    Published 2025-12-01
    “…Multivariate logistic regression analysis was used to screen factors associated with death, and nomograms were developed to estimate the risk of death in MHD patients. …”
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  4. 13544

    Identifying key risks to the stability of Ukrainian universities during wartime by Olha Doronina, Liudmyla Yurchyshena, Kseniia Bondarevska, Ihor Vechirko, Tetiana Kulinich

    Published 2025-02-01
    “…The methodology combines theoretical analysis and statistical evaluation, including calculating marginal income – representing the portion of income covered by variable costs – and the operating margin ratio, defined as the ratio of marginal income to total income. …”
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  5. 13545

    Home-Based vs. Clinic-Based Rehabilitation After Joint Arthroplasty: A Prospective Matched Cohort Study by Erminia Cofano, Filippo Familiari, Tommaso Mori, Michele Mercurio, Andrea Vescio, Alessandro Giorgio, Giorgio Gasparini, Giuseppe Calafiore

    Published 2025-04-01
    “…Background: Post-operative rehabilitation after total hip arthroplasty (THA) and total knee arthroplasty (TKA) is a crucial phase in the recovery process. …”
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  6. 13546

    A wicked problem: Systemic issues surrounding Canadian equestrian dressage and dressage horse welfare by Megan Ross, Kathryn Proudfoot, Katrina Merkies, Charlotte Lundgren, Caroline Ritter

    Published 2025-01-01
    “…Interviews and field notes were analysed using reflexive thematic analysis leading to the development of three themes: (1) the systems that participants operate within; (2) how these systems foster a culture of contradiction in the industry; and (3) the ‘equestrian dilemma’ highlighting how participants navigate their love for horses with their horses’ well-being amid the sport’s demands. …”
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  7. 13547

    Exercise Right Ventricular‐Pulmonary Arterial Coupling and Functional Outcome in Patients Undergoing Surgery for Secondary Ischemic Mitral Regurgitation by Carlo Fino, Diego Bellavia, Michele D'Alonzo, Maurizio Merlo, Vito D. Bruno, Julien Magne, Massimo Caputo, Amedeo Terzi, Michele Senni, Samuele Bichi, Caterina Simon, Edoardo Sciatti, Giovanni Marchetto, Attilio Iacovoni, Philippe Pibarot

    Published 2025-04-01
    “…Results Preoperative exercise tricuspid annular plane systolic excursion (TAPSE)/PA systolic pressure strongly correlated with the long‐term 6‐minute walking test (r=0.81, P<0.01). The receiver operating characteristic analysis found a preoperative exercise TAPSE/PA systolic pressure <0.34 predicted the lowest quartile of the 6‐minute walking test in the long term (sensitivity: 79%; specificity: 100%) as well as a composite outcome of heart failure and death from any cause (positive predictive value: 91.3%, negative predictive value: 100%). …”
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  8. 13548

    Early successful weaning from continuous positive airway pressure in infants <32 weeks of gestation: predictors of success by Lisa Marie Bünte, Lisa Marie Bünte, Christina Walden, Jennifer Schlecht, Benedikt Bubl, Mircea-Horia Popa-Todirenchi, Susanne Tippmann, Julia Winter, Eva Mildenberger, André Kidszun, André Kidszun

    Published 2025-04-01
    “…Model performance was evaluated using the area under the receiver operating characteristic (ROC-AUC).Results145 infants [79 (54.5%) were Early-W and 66 (45.5%) Delayed-W] with complete data sets were included in the analysis. …”
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  9. 13549

    Exploring the predictive value of serum lipids for short‐term prognosis in patients with acute‐on‐chronic liver failure by Yunfeng Fu, Kaini Wu, Sicheng Yang, Yuanping Fan, Jianhao Qiu, Qi Zhu, Yating Pan, Xiaqin Chen, Sihai Chen, Xiaodong Zhou

    Published 2024-12-01
    “…Methods This retrospective analysis was conducted using the clinical data of patients hospitalized for ACLF between January 2018 and December 2021. …”
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  10. 13550

    A Quality Soft Sensing Method Designed for Complex Multi-process Manufacturing Procedures by Kaixiang PENG, Xin QIN, Jiahao WANG, Hui YANG

    Published 2024-11-01
    “…Objective Accurately perceiving key quality variables in complex manufacturing processes is essential for achieving system optimization control and ensuring safe and stable operation. Given the numerous production procedures, interconnected loops, quality inheritance across procedures, and the spatiotemporal distribution of data, precisely perceiving process quality presents many challenges. …”
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  11. 13551
  12. 13552

    Risk factors and predictive thresholds for postoperative pleural effusion in children with neuroblastoma: a retrospective cohort study by Jing Hu, Ping Chu, Jun Feng, Xinran He, Lijing Li, Yi Ren, Zhe Su, Wei Yang, Jianmin Zhang, Fang Wang

    Published 2025-07-01
    “…Results Postoperative pleural effusion requiring intervention occurred in 21.82% of neuroblastoma patients. ROC curve analysis identified critical thresholds for risk factors: body mass index (BMI) Z-score = -0.96 SD, preoperative hemoglobin = 99.00 g/L, operative time = 4.33 h, albumin on postoperative day 1 = 32.30 g/L, and C-reactive protein on postoperative day 1 = 20.00 mg/L. …”
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  13. 13553

    The Impact of Cultivated Land Fragmentation on Farmers’ Ecological Efficiency of Cultivated Land Use Based on the Moderating and Mediating Effects of the Cultivated Land Management... by Xianhui Hu, Xiaxia Lin, Gaohui Wen, Yi Zhou, Hao Zhou, Siqi Lin, Dongyang Yue

    Published 2024-10-01
    “…Based on 2023 household data from Changde and Shaoyang, China, empirical tests were conducted using the stochastic frontier analysis method, Tobit model, and structural equation model. …”
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  14. 13554

    MRI Compatibility Research of Ultrasonic Motor and Material for DBS Surgical Robot by PENG Renyuan, ZHANG Juzhong, WANG Zhisen, CHU Yuyi, WU Yuwen, PENG Haoran, LIN Jun, YANG Hongbo

    Published 2025-05-01
    “…This study provides specific <italic>S</italic><sub>NR</sub> data and improvement methods based on experimental and theoretical analysis. …”
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  15. 13555
  16. 13556

    Modern tactics of observation the postpartum purulent-septic complications by O. M. Slinko, M. I. Pavliuchenko, I. P. Mikhisor, V. I. Shalimov, O. A. Sapronov

    Published 2014-04-01
    “…Upon receipt of objective data for developing postpartum purulent- septic complications of a woman in labor is subject to immediate transfer to specialized hospitals of the 3rd levels of care. …”
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  17. 13557
  18. 13558

    Impact of high-speed rail on intercity technology transfer and its mediating pathways by JIAO Jingjuan, ZHANG Yaolong, DU Delin

    Published 2025-06-01
    “…[Methods] Based on the intercity technology transfer data of 2007-2019, this study employs a panel negative binomial panel model and an intermediary effect model to assess the impact of HSR operation, accessibility, and connectivity on intercity technology transfer. …”
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  19. 13559

    Evaluation of the user experience for a point of care molecular test for causes of vaginitis by Barbara Van Der Pol, Rebecca Lillis, Irving Nachamkin, Stephen Young, LaShonda Crane, Jacqueline Brown, R. Lamar Parker, Alice Weissfeld, Xiaohong Liu, Christina Huang, Aarthi Raman

    Published 2025-08-01
    “…Methods A secondary analysis of data was collected from test operators at POC testing sites where the Xpert Xpress Multiplex Vaginal Panel test (“MVP test”) was performed. …”
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  20. 13560

    Inflammatory and nutritional indexes as predictors of acute kidney injury in patients with Immunoglobulin A nephropathy: a retrospective study by Huimin Li, Chuyue Qian, Jingda Huang, Mindan Sun

    Published 2025-08-01
    “…The models were presented using nomograms, and their performances were evaluated through receiver operating characteristic (ROC) curves, area under the curve (AUC), Hosmer-Lemeshow test, net reclassification improvement (NRI), integrated discrimination improvement (IDI), calibration curves, and clinical decision curve analysis (DCA). …”
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