Showing 14,641 - 14,660 results of 14,865 for search 'Operational data analysis', query time: 0.30s Refine Results
  1. 14641

    基于脑影像及临床特征的机器学习模型预测缺血性卒中后心房颤动 A Machine Learning Model Based on Brain Imaging and Clinical Features for Predicting Atrial Fibrillation Detected after Stroke... by 张栗源1,刘涛2,姜勇1,李子孝1,3,王拥军1,3,杨晓萌1,3(ZHANG Liyuan1, LIU Tao2, JIANG Yong1, LI Zixiao1,3, WANG Yongjun1,3, YANG Xiaomeng1,3 )

    Published 2025-04-01
    “…特征工程阶段,首先应用斯皮尔曼等级相关系数分析(预设阈值|ρ|>0.8)剔除高度共线性特征,保留独立特征后,采用最小绝对收缩和选择算子(least absolute shrinkage and selection operator,LASSO)回归算法进行特征选择并构建联合预测模型。模型性能通过5折交叉验证进行内部验证,采用ROC曲线的AUC作为主要评价指标。…”
    Get full text
    Article
  2. 14642
  3. 14643

    Single-Incision paediatric laparoscopy-Assisted for the treatment of postnecrotizing enterocolitis colonic strictures: a single-centre retrospective study by Aohua Song, Xunfeng Li, Xiao Xiang, Wei Feng, Zhenhua Guo

    Published 2025-07-01
    “…The data were systematically entered into Microsoft Excel, and the statistical analyses were conducted via SPSS version 22.0. …”
    Get full text
    Article
  4. 14644

    Circulating Malondialdehyde-Modified LDL-Related Variables and Coronary Artery Stenosis in Asymptomatic Patients with Type 2 Diabetes by Kazuya Fujihara, Hiroaki Suzuki, Akira Sato, Satoru Kodama, Yoriko Heianza, Kazumi Saito, Hitoshi Iwasaki, Kazuto Kobayashi, Shigeru Yatoh, Akimitsu Takahashi, Naoya Yahagi, Hiroaki Yagyu, Hirohito Sone, Hitoshi Shimano

    Published 2015-01-01
    “…The ability of each MDA-LDL-related variable to predict CAS was compared to areas under the curve (AUCs) in receiver operating characteristic curve (ROC) analysis. Results. …”
    Get full text
    Article
  5. 14645

    Risk factors of bone metastasis in lung adenocarcinoma by Zhongnian Cao, Rong Zheng, Jing Li, Xuejuan Wang, Chao Ding, Fan Zhang, Jianhua Geng, Zhengmao Wei, Rong Fan

    Published 2025-07-01
    “…A receiver operating characteristic curve was used to verify the predictive value of the regression model, and the area under the curve was 0.912 (P < 0.001). …”
    Get full text
    Article
  6. 14646

    Establishment and validation of a combined diagnostic model for aldosterone-producing adenoma of the adrenal gland based on CT radiomics and clinical features by ZHANG Mingquan, LIU Jingjing, LIN Xin, FU Min, FENG Ying, CHEN Jingjing

    Published 2025-06-01
    “…The indepen-dent influencing factors and the radiomic features were used to establish a combined diagnostic model for unilateral solitary APA, and a nomogram was plotted. The receiver operating characteristic (ROC) curve and the area under the ROC curve (AUC) were used to evaluate the performance of the model, and the clinical decision analysis (DCA) and the calibration curve were used to assess the clinical application value of the nomogram. …”
    Get full text
    Article
  7. 14647
  8. 14648
  9. 14649

    Comparison of Superselective Renal Artery Embolization versus Retroperitoneal Laparoscopic Partial Nephrectomy in Ruptured Hemorrhagic Renal Angiomyolipoma: A Single-Center Study by Zhaoyang Li, Lu Yang, Huitang Yang, Tonghe Zhang, Yandong Cai, Zhan Jiang, Guoju Fan, Kaiqiang Wang, Bo Chen, Hongwei Zhang, Hailong Hu, Yankui Li

    Published 2024-09-01
    “…Methods: A retrospective analysis was conducted on the clinical data of 24 patients who were diagnosed with ruptured hemorrhagic renal angiomyolipoma at the Second Hospital of Tianjin Medical University between January 2019 and December 2021. …”
    Get full text
    Article
  10. 14650

    Safety and efficacy of robot-assisted technology in severe complex and non-severe spinal deformity correction: a retrospective comparative study by Lijin Zhou, Zihe Feng, Zhangfu Li, Yunsheng Wang, Yong Hai

    Published 2025-08-01
    “…Methods A retrospective analysis was conducted on patients who underwent RA scoliosis correction surgery between January 2021 and April 2024. …”
    Get full text
    Article
  11. 14651

    Interrelations between transparency of local authorities and corruption: Evidence from municipal surveys in Ukrainian regional cities by Artem Artyukhov, Yuliia Yehorova, Serhiy Lyeonov, Lesia Tykhonchuk, Yuriy Vasylyshen, Serhii Drozd, Yaroslаv Reshetniak

    Published 2024-12-01
    “…The findings suggest that higher transparency of the local authorities is generally associated with lower levels of bribery in the housing and communal services sector (estimation coefficient = –0.204226), in registration and licensing institutions (–0.5353756), in healthcare institutions (–0.2032171), and experience of bribing local authorities (–0.2505674). The analysis concludes that enhancing transparency may significantly reduce corrupt practices within local government operations, thereby strengthening public trust and bringing Ukraine closer to meeting European Union standards. …”
    Get full text
    Article
  12. 14652
  13. 14653

    Automatic diagnosis and measurement of intracranial aneurysms using deep learning in MRA raw images by Qingning Yang, Fengxi Chen, Li Li, Rong Zeng, Jiaqing Li, Jingxu Xu, Chencui Huang, Junbang Feng, Chuanming Li

    Published 2025-04-01
    “…BackgroundThe traditional procedure of intracranial aneurysm (IA) diagnosis and evaluation in MRA is manually operated, which is time-consuming and labor-intensive. …”
    Get full text
    Article
  14. 14654

    Benchmarking AlphaMissense pathogenicity predictions against APP, PSEN1, and PSEN2 variants of unknown significance by Joshua Pillai, Sophia Liu, Kijung Sung, Linda Shi, Chengbiao Wu

    Published 2025-06-01
    “…Additionally, based on the receiver operating characteristic-area under the curve analysis (ROC-AUC), we found that AM retained a high performance on 263 validated variants of these amyloidogenic genes, and performed the greatest compared to other models for the 114 VUS. …”
    Get full text
    Article
  15. 14655

    Predicting the risk of postoperative avascular necrosis in patients with talar fractures based on an interpretable machine learning model by Jian Zhang, Jian Zhang, Jian Zhang, Jihai Xu, Jihai Xu, Jiapei Yu, Jiapei Yu, Jiapei Yu, Hong Chen, Hong Chen, Xin Hong, Songou Zhang, Xin Wang, Xin Wang, Chengchun Shen, Chengchun Shen, Chengchun Shen

    Published 2025-07-01
    “…The performance of the prediction model was evaluated utilizing metrics including area under the receiver operating characteristic curve (AUC), calibration curves, decision curve analysis (DCA), accuracy, sensitivity, specificity, positive predictive value (PPV), negative predictive value (NPV), precision, recall, and F1 score. …”
    Get full text
    Article
  16. 14656
  17. 14657

    Impact of Preoperative and Intraoperative Factors on Postoperative Outcomes in Patients with Colorectal Cancer: A 10-Year Retrospective Study by Lucian Flavius Herlo, Ioana Golu, Alexandra Herlo, Claudia Raluca Balasa Virzob, Ionescu Alin, Stela Iurciuc, Ionut Eduard Iordache, Luana Alexandrescu, Doina Ecaterina Tofolean, Raluca Dumache

    Published 2025-01-01
    “…Methods: A retrospective cohort study was conducted on 688 patients who underwent colorectal cancer surgery within a 10-year period. Data collected included demographic information, comorbidities, laboratory values, surgical details, and postoperative outcomes. …”
    Get full text
    Article
  18. 14658

    Hypomethylation of the Soluble Fms-like Tyrosine Kinase 1 (sFlt-1) Gene Promoter Region and Elevated sFlt-1 Placental Expression as Risk Factors for Preeclampsia by Anak Agung Ngurah Jaya Kusuma, I Made Darmayasa, I Gede Mega Putra, Anom Suardika, Evert Solomon Pangkahila, Vidya Saraswati Putri Duarsa, William William

    Published 2025-08-01
    “…Statistical analyses, including Mann-Whitney U, Chi-square tests, Receiver-operating characteristic (ROC) curve analysis, and multivariate logistic regression, were performed to evaluate the relationship between methylation levels, gene expression, and preeclampsia risk. …”
    Get full text
    Article
  19. 14659

    Cost efficiency of inpatient rehabilitation following acquired brain injury: the first international adaptation of the UK approach by Ian D Cameron, Julie Ratcliffe, Ian Cameron, Belinda Gabbe, Rachel Milte, Ciara Ryan, Karen Roberts, Zhibin Chen, Russell Gruen, Laura Jolliffe, Natasha A Lannin, Peter Hunter, Maria Crotty, Lynne Turner-Stokes, Lisa Cameron, David Attwood, Anne Holland, Jacqui Morarty, Lynne Turner Stokes, Christine Latimer, Dina Watterson, John Rabling, Melanie Reed, Mithu Palit, Troy Huggins, Verna Smith, Elizabeth O’Shannessy, Rebecca Nicks, Alison Gehrig, Katelyn Moloney, Sophie O’Keefe, Megan Coulter, Margaret Inches, Erin Gee, Sue McLellan

    Published 2024-12-01
    “…Objectives To adapt and apply a model for evaluating the functional benefits and cost efficiency of specialist inpatient rehabilitation to the Australian context, comparing functional outcomes and savings in the cost of ongoing care after acquired brain injury.Design An observational cohort analysis of prospectively collected clinical data from admission to discharge, with follow-up to 3 years.Setting A newly established state-wide inpatient postacute rehabilitation unit in Victoria, Australia for patients with moderate to severe acquired brain injury.Participants This study included consecutive patients admitted to the programme during its first 2 years’ operation (January 2016 to December 2017). …”
    Get full text
    Article
  20. 14660