Showing 13,861 - 13,880 results of 14,865 for search 'Operational data analysis', query time: 0.19s Refine Results
  1. 13861
  2. 13862

    Learning curve and complications of unilateral biportal endoscopy–unilateral laminectomy bilateral decompression for lumbar spinal stenosis by Jiashen Shao, Zihan Fan, Hai Meng, Qi Fei

    Published 2024-11-01
    “…Baseline information, perioperative data, and preoperative and postoperative subjective scores were recorded for all patients. …”
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  3. 13863

    Development and Validation of a Prediction Model of the Risk of Pneumonia in Patients with SARS-CoV-2 Infection by Xi Yi, Daiyan Fu, Guiliang Wang, Lile Wang, Jirong Li

    Published 2023-01-01
    “…We selected SARS-CoV-2 test-positive patients and collected their clinical data and chest CT images from the outpatient and emergency departments of Hunan Provincial People’s Hospital, China. …”
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  4. 13864

    Characterization of membrane potential dependency of mitochondrial Ca2+ uptake by an improved biophysical model of mitochondrial Ca2+ uniporter. by Ranjan K Pradhan, Feng Qi, Daniel A Beard, Ranjan K Dash

    Published 2010-10-01
    “…In addition, the model is insensitive to variation in matrix [Ca(2+)], predicting relatively stable physiological operation. The model is critical in developing mechanistic, integrated models of mitochondrial bioenergetics and Ca(2+) handling.…”
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  5. 13865

    Social Capital, Crop Differences, and Farmers’ Climate Change Adaptation Behaviors: Evidence from Yellow River, China by Ziying Chang, Nihal Ahmed, Ruxue Li, Jianjun Huai

    Published 2025-06-01
    “…Drawing on social capital theory, this study develops a four-dimensional measurement framework comprising social networks, social trust, social norms, and social participation, utilizing survey data from 1772 households in the Yellow River Basin. …”
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  6. 13866

    Mid-term follow-up outcomes of 2-staged hybrid coronary revascularization compared with off-pump coronary artery bypass for patients with multivessel coronary artery disease by Song Wu, Yunpeng Ling, Yuanhao Fu, Lufeng Zhang, Hang Yang, Lijun Guo, Wei Gao, Feng Wan

    Published 2017-03-01
    “…Material and methods: The present retrospective study analyzed the data from 73 patients who underwent the 2-staged HCR (HCR group) during 2012–2014 at the heart center. …”
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  7. 13867

    Stage-specific inhibition of MHC class I presentation by the Epstein-Barr virus BNLF2a protein during virus lytic cycle. by Nathan P Croft, Claire Shannon-Lowe, Andrew I Bell, Daniëlle Horst, Elisabeth Kremmer, Maaike E Ressing, Emmanuel J H J Wiertz, Jaap M Middeldorp, Martin Rowe, Alan B Rickinson, Andrew D Hislop

    Published 2009-06-01
    “…Interestingly, BNLF2a protein expression was found to be lost by late lytic cycle yet DeltaBNLF2a-transformed cells in late stage replication downregulated surface MHC class I to a similar extent as wild-type EBV-transformed cells. These data show that BNLF2a-mediated expression is stage-specific, affecting presentation of immediate early and early proteins, and that other evasion mechanisms operate later in the lytic cycle.…”
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  8. 13868

    Relationship between Preoperative Adjacent Disc Height and the Occurrence of Adjacent Vertebral Body Fractures after Balloon Kyphoplasty for Osteoporotic Fractures at the Thoracolu... by Motonori ISHII, Yusuke NISHIMURA, Yu YAMAMOTO, Yoshitaka NAGASHIMA, Takafumi TANEI, Masahito HARA, Masakazu TAKAYASU, Ryuta SAITO

    Published 2025-03-01
    “…According to receiver operating characteristic analysis, the optimized cutoff values of cranial mean disc height for cranial adjacent vertebral fracture occurrence and caudal mean disc height for caudal adjacent vertebral fracture occurrence were 6.37 mm and 7.70 mm, respectively. …”
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  9. 13869

    Vanadium remediation from polluted wastewater using a novel non-conventional adsorbent by Manar Banwan Hasan, Suha Anwer Ibrahim, Nisreen Mizher Rahmah, Thekra Atta Ibrahim, Alaa Hani Alminshid, Mohammed Nsaif Abbas

    Published 2025-09-01
    “…Kinetically the closest model to describing the adsorption was the intra-particle diffusion model, while Langmuir was the best model for representative of the obtained data isothermally compared to the other models, according to the correlation coefficients, which were 0.9907, 0.992, respectively.…”
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  10. 13870

    Predicting poor self-management behaviors in adults with newly diagnosed COPD: based on the information-motivation-behavioral skills model by Xiaomei Chen, Jia Liu, Yuxuan He, Li Wei, Menghui Deng, Rui Zhang, Huiqin Song, Yanni Yang

    Published 2025-04-01
    “…A nomogram was established based on regression analysis, and the AUC of this nomogram was 0.945. The sensitivity and specificity were 89.68% and 91.04% respectively. …”
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    Article
  11. 13871

    Association of the child opportunity index with in-hospital mortality and persistence of organ dysfunction at one week after onset of Phoenix Sepsis among children admitted to the... by Ronald Moore, Daniela Chanci, Stephanie R Brown, Michael J Ripple, Natalie R Bishop, Jocelyn Grunwell, Rishikesan Kamaleswaran

    Published 2025-04-01
    “…Model performance measures of interest were the area under the receiver operating characteristic curve (AUROC) and the area under the precision-recall curve (AUPRC). …”
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  12. 13872
  13. 13873

    Development and validation of disulfidptosis-related genes signature for patients with glioma by Jia Wang, Junchi Luo, Sha Yang, Yongbing Deng, Peng Chen, Ying Tan, Yang Liu

    Published 2024-12-01
    “…A predictive model was constructed using Lasso regression analysis, and its performance was evaluated through receiver operating characteristic (ROC) and Kaplan–Meier survival analyses. …”
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  14. 13874

    Construction of a prediction model for moderate to severe perimenopausal syndrome based on machine learning algorithms by ZHANG Min, GU Tingting, GUAN Wei, LIU Xiangxiang, SHI Junyao

    Published 2024-08-01
    “…Logistic regression (LR), random forest (RF), support vector machine (SVM), and gradient boosting decision tree (GBDT) were constructed, and model performances were evaluated using accuracy, precision, recall, area under curve(AUC) of the receiver operating characteristic curve, and F1-score.Results A total of 856 perimenopausal women were included in the study, of which 557 were in the normal or mild PMS group and 299 were in the moderate to severe PMS group; 599 were in the training set and 257 were in the testing set. 9 features (employment status, exercise, age, menstrual condition, medical history, obesity, residence area, history of health education, household register) were selected as predictors for the final model using the Boruta algorithm and SHAP analysis. …”
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  15. 13875

    Long-Term Outcomes of Phacoemulsification Surgeries at ECWA Eye Hospital: A Prospective Clinical Cohort Study by Mayor Orezime Atima, Ugbede Idakwo, Oyeronke Komolafe, Eisuke Shimizu, Nakayama Shintaro, Emmanuel Oluwadare Balogun, Emeka John Dingwoke, Ayodele Jacob Orugun, Olalekan Adebayo Ogundare, Pam Douglas Jah

    Published 2024-01-01
    “…The phacoemulsification approach demonstrated a highly effective restoration of vision for the vast majority, while long-term data analysis indicated the potential for age-related variability in postoperative visual gains.…”
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  16. 13876

    RETRACTED: How Does Energy Efficiency Mitigate Carbon Emissions Without Reducing Economic Growth in Post COVID-19 Era by Min Li, Michael Yao-Ping Peng, Raima Nazar, Bosede Ngozi Adeleye, Meng Shang, Muhammad Waqas

    Published 2022-04-01
    “…Policymakers are focusing on the discrepancies and negative environmental effect caused by various industries during their routine operations. This study aims to estimate the performance level of energy in the context of the environment of the countries that are members of the European Union This evaluation is performed through a data envelopment analysis (DEA) model, through which we have applied a non-proportional adjustment, taking into account the input of energy and its undesirable output. …”
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  17. 13877

    Machine learning approach for water quality predictions based on multispectral satellite imageries by Vicky Anand, Bakimchandra Oinam, Silke Wieprecht

    Published 2024-12-01
    “…Water quality analysis is a vital component of the water resources management and has to be undertaken promptly to make sure environmental regulations are being followed and to eliminate any pollution that could harm the ecosystem. …”
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  18. 13878

    The development and validation of a multivariable model to predict the bleeding risk score for patients with non-valvular atrial fibrillation using direct oral anticoagulants in th... by Maha AlAmmari, Khizra Sultana, Abdulrahman Alturaiki, Abin Thomas, Monirah AlBabtain, Fakahr AlAyoubi, Hanie Richi

    Published 2021-01-01
    “…A resampling approach for variable selection was used and a five-fold cross-validation to assess the model fit and misclassification probabilities. The analysis used the receiver operating characteristics curve (ROC) and the concordance (c) statistic to assess the validation models' discriminative power. …”
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  19. 13879

    Sustainability of evidence-based primary care programs in Abu Dhabi: impact of COVID-19 by Latifa Baynouna Alketbi, Latifa Baynouna Alketbi, Nico Nagelkerke, Hanan Abdelbaki

    Published 2025-08-01
    “…This study describes the implementation and integration of these two programs into the operations of AHS centers and assesses their long-term sustainability.MethodThis retrospective cohort study included all AHS centers. …”
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  20. 13880

    Evaluating the Knowledge, Attitudes and Practices of Medical Laboratory Professionals Towards Implementing Enterprise Risk Management in Harare, Zimbabwe: A Cross‐Sectional Study by Donald Vhanda, Judy Mwenje, Reynold Vhanda, Kudzai Chinowaita, Itai James Blessing Chitungo, Tafadzwa Dzinamarira

    Published 2025-06-01
    “…Statistical Package for Social Sciences (SPSS) version 22 was used for data analysis. Results ERM culture and ERM best practices were strongly correlated (0.735). …”
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