Showing 12,121 - 12,140 results of 13,904 for search '"estimator"', query time: 0.08s Refine Results
  1. 12121

    Acute Oral Toxicity, Histopathological Analysis, and Antimalarial Potential of Jatropha tanjorensis Leaf Extracts by Fatima Jumare, Helen Ileigo Inabo, Muhammad Hassan Isa Doko, Gbonjubola Olusesan Adeshina

    Published 2024-12-01
    “…According to OECD guidelines, with fewer than three deaths observed, the LD50 of J. tanjorensis leaf extracts is estimated to exceed 5000 mg/kg body weight, indicating a high safety margin. …”
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  2. 12122

    Chronic Obstructive Pulmonary Disease in Cameroon: Prevalence and Predictors—A Multisetting Community-Based Study by Massongo Massongo, Adamou Dodo Balkissou, Laurent-Mireille Endale Mangamba, Virginie Poka Mayap, Marie Elisabeth Ngah Komo, Abdou Wouoliyou Nsounfon, Alain Kuaban, Eric Walter Pefura Yone

    Published 2023-01-01
    “…Little is known concerning chronic obstructive pulmonary disease (COPD) in Sub-Saharan Africa (SSA), where the disease remains underdiagnosed. We aimed to estimate its prevalence in Cameroon and look for its predictors. …”
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  3. 12123

    Predicting the risk of hematoma expansion in acute intracerebral hemorrhage: the GIVE score by Tian-Nan Yang, Xin-Ni Lv, Zi-Jie Wang, Xiao Hu, Li-Bo Zhao, Jing Cheng, Qi Li

    Published 2025-01-01
    “…The predictive score was formulated based on the parameter estimates derived from the multivariable logistic regression analysis. …”
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  4. 12124

    Intra-abdominal pressure and residual renal function decline in peritoneal dialysis: a threshold-based investigation by Jingjing Zhang, Lei Song, Zhongwei Ma, Lina Sun, Xiaoqing Wang, Duanyan Liu, Feng Huang, Yulin Man

    Published 2024-12-01
    “…Subsequent analysis revealed that patients in the high IAP group had more significant decreases in residual renal estimated glomerular filtration rate (eGFR) (Z = −3.694, p < 0.001) and urine volume (Z = −3.121, p < 0.001) than did those in the non-high IAP group. …”
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  5. 12125

    Correlation of serum C - reactive protein with clinical parameters in diabetic patients having chronic periodontitis before and after treatment by Arkhawan Ali Abdulhaq, Ziwar Ahmed Salih, Solaf Abdulqadir Mustafa

    Published 2020-06-01
    “…Venous blood samples were taken at base line and 3 months after non-surgical periodontal therapy for the type II diabetic patients with the clinical signs of chronic periodontitis (group I, n=30) and patients with chronic periodontitis having no diabetic mellitus (group II, n=30) to estimate serum C-reactive protein (CRP) level. Clinical parameters such as glycated hemoglobin (HBA1c ≥ 6.5% ), random blood sugar (RBS) and clinical periodontal parameters (Gingival Index, Probing pocket depth, Clinical attachment level and Plaque Index) for the group I and II were measured. …”
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  6. 12126

    Assessment of Knowledge and Practice of Various Eye Diseases in Sulaimani: A Descriptive Study by Abdulrahman M. Ibrahem, Salah Q. Mahmood, Muhammed Babakir-Mina, Salar Ibrahim Ali, Bakhtyar Kamal Talabany

    Published 2018-07-01
    “…In accordance to the recently published data; the estimation of 253 million people lives with vision impairment, 36 million are blind and 217 million suffer from moderate to severe vision impairment. …”
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  7. 12127

    Collaborative communication-based ocean observation research with heterogeneous unmanned surface vessels by Zhen Kang, Zhen Kang, Miao Gao, Miao Gao, Zihao Liao, Anmin Zhang, Anmin Zhang

    Published 2024-03-01
    “…First, this study establishes a three-degree-of-freedom motion mathematical model for an underdriven USV considering environmental interference. It estimates the dynamic parameters of four USVs and evaluates their communication abilities, laying the foundation for researching the cooperative control of heterogeneous USV clusters and their application in Ocean Observation. …”
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  8. 12128

    Light-chain proximal tubulopathy: a retrospective study from a single Chinese nephrology referral center by Xin Wang, Xiao-juan Yu, Su-xia Wang, Fu-de Zhou, Ming-hui Zhao

    Published 2024-12-01
    “…Mean proteinuria was 2.44 ± 1.89 g/24 hr and the mean estimated glomerular filtration rate (eGFR) at the point of biopsy was 59.640 ± 27.449 ml/min/1.73 m2. κ-restriction (84%) was dominant among LCPTs. …”
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  9. 12129

    Prognostic significance of lymph node ratio in esophageal squamous cell carcinoma: insights from the South Asian population by Sajida Qureshi, Waqas Ahmad Abbasi, Hira Abdul Jalil, Saba Mughal, Muhammad Saeed Quraishy

    Published 2025-01-01
    “…Patient characteristics were compared along with lymph node groups, and survival outcomes were analyzed using the Kruskal Wallis and Chi-square/Fisher exact test, Pearson correlation, Kaplan-Meier (KM) estimates, and Cox regression models.ResultsAmong the 47 patients, 15 (31.9%) deaths were observed. …”
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  10. 12130

    The Measurement of Neutron Contamination in High Energy X-Ray Radiotherapy Using a He-3 Gas Dosimeter by Alireza Vejdani, Mehdi Momennezhad, Sara Mohammadi, Vajiheh Vejdani Noghreiyan, Atefeh Rostami

    Published 2024-10-01
    “…Material and Methods: In this study, neutron contamination was estimated at different points in and out of the treatment room. …”
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  11. 12131

    Efficient and Secure Traffic Scheduling Based on Private Sketch by Yang Chen, Huishu Wu, Xuhao Ren

    Published 2025-01-01
    “…Experimental evaluations on real and synthetic datasets demonstrate that ESTS significantly improves the accuracy of feature distribution estimation and privacy preservation. Compared to baseline methods, the ESTS framework achieves a 25% reduction in average relative error and a 30% improvement in tail contributor identification accuracy. …”
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  12. 12132

    Combining machine learning algorithms for bridging gaps in GRACE and GRACE Follow-On missions using ERA5-Land reanalysis by Jaydeo K. Dharpure, Ian M. Howat, Saurabh Kaushik, Bryan G. Mark

    Published 2025-06-01
    “…Unlike previous studies, we use a combination of Machine Learning (ML) methods—Random Forest (RF), Support Vector Machine (SVM), eXtreme Gradient Boosting (XGB), Deep Neural Network (DNN), and Stacked Long-Short Term Memory (SLSTM)—to identify and efficiently bridge the gap between GRACE and GFO by using the best-performing ML model to estimate TWSA at each grid cell. The models were trained using six hydroclimatic variables (temperature, precipitation, runoff, evapotranspiration, ERA5-Land derived TWSA, and cumulative water storage change), as well as a vegetation index and timing variables, to reconstruct global land TWSA at 0.5° grid resolution. …”
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  13. 12133

    One-year Prevalence, Comorbidities, and Cost of Hospitalizations for Alpha-1 Antitrypsin Deficiency among Patients with Chronic Obstructive Pulmonary Disease in the United States by Christopher M. Blanchette, Emily Zacherle, Joshua M. Noone, Bryce A. Van Doren, Debosree Roy, Reuben Howden

    Published 2017-07-01
    “…Finally, the risk of inpatient death was estimated using logistic regression. **Results:** Of 840 242 patients with COPD (10.8% of the NIS sample population), 0.08% (684) had a primary or secondary diagnosis code for AATD. …”
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  14. 12134

    The Association of Serum Anti-Lysosomal-Associated Membrane Protein-2 Antibody with Vasculitis Combined with Hypertension by Bin Zhu, Xintian Cai, Qing Zhu, Ting Wu, Shasha Liu, Shanshan Liu, Jing Hong, Nanfang Li

    Published 2022-01-01
    “…The anti-LAMP-2 antibody may be a potential biomarker for diagnosis and estimating the disease activity in VAS-HTN.…”
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  15. 12135

    InterTransViewer: a comparative description of differential gene expression profiles from different experiments by А. V. Tyapkin, V. V. Lavrekha, E. V. Ubogoeva, D. Yu. Oshchepkov, N. A. Omelyanchuk, E. V. Zemlyanskaya

    Published 2023-12-01
    “…As a result, InterTransViewer identifies potentially homogeneous groups of experiments. Subsequent estimation of the profile homogeneity within these groups using resampling and setting a significance threshold helps to decide whether these data are appropriate for meta-analysis. …”
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  16. 12136

    Assessment of Factors Affecting Time to Recovery from COVID-19: A Retrospective Study in Ethiopia by Anteneh Mengist Dessie, Sefineh Fenta Feleke, Denekew Tenaw Anley, Rahel Mulatie Anteneh, Zelalem Animut Demissie

    Published 2022-01-01
    “…A Kaplan–Meier curve was used to estimate survival time, and the Cox regression model was fitted to identify independent predictors. …”
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  17. 12137

    Detection of Crop Damage in Maize Using Red–Green–Blue Imagery and LiDAR Data Acquired Using an Unmanned Aerial Vehicle by Barbara Dobosz, Dariusz Gozdowski, Jerzy Koronczok, Jan Žukovskis, Elżbieta Wójcik-Gront

    Published 2025-01-01
    “…The DSM-based method provided a closer estimation of the total damaged area (9.45% of the field) compared to the reference (10.50%), while the deep learning method underestimated damage (4.01%). …”
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  18. 12138

    The Value of Immune-Related Genes Signature in Osteosarcoma Based on Weighted Gene Co-expression Network Analysis by Xin Wang, Li Gan, Ju Ye, Mengjie Tang, Wei Liu

    Published 2021-01-01
    “…Expression profiling data and clinical data for OS were downloaded from the Therapeutically Applicable Research to Generate Effective Treatments (TARGET) database. ESTIMATE calculates immune scores and stromal scores of samples and performs the prognostic analysis. …”
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  19. 12139

    Anaemia Associated with Trypanosomes Infections in Cattle of West Gojjam Zone, Northwest Ethiopia by Kumela Lelisa, Behablom Meharenet

    Published 2021-01-01
    “…PCV for all sampled cattle was analysed to estimate the degree of anaemia. From the total examined animals (N = 730), 356 (48.77%) were anaemic and 374 (51.23%) were nonanaemic. …”
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  20. 12140

    Anti-Obesity Effects of Arum maculatum, Nasturtium officinale Plant Extracts and Exercise in High Fat Diet-Induced Obese Rats by Zana Hassan Ibrahim

    Published 2022-02-01
    “…Glucose, Total cholesterol (TC), triglycerides (TG), low, very low and high-density lipoprotein cholesterols (LDL-C, VLDL-C and HDL-C), malondialdehyde (MDA) with aspartate aminotransferase (AST) and alanine aminotransferase (ALT) were estimated in serum at the end of the study. Results: The HFD-C rats were associated with a significant increase (P<0.05) in BW gain with the elevations in serum glucose, lipid profiles (TC, TG, LDL-C &VLDL-C), liver function tests (AST & ALT) and MDA in comparison with NC rats whereas the level of serum HDL-C decreased. …”
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