Showing 2,561 - 2,580 results of 3,244 for search 'sample quantitative model', query time: 0.18s Refine Results
  1. 2561

    Collective action typologies and their implications for policy targeting: The case of smallholder households from the central region of Kenya by Catherine Nyambune Maindi, Wilckyster Nyateko Nyarindo, Samuel Njiri Ndirangu, Hezron Nyarindo Isaboke

    Published 2024-12-01
    “…The study employed mixed qualitative and quantitative approaches based on survey data drawn from 532 multistage randomly and proportionately sampled smallholder households, ten focus group discussions and two key informant interviews from the central region of Kenya. …”
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    Article
  2. 2562

    STANDARDIZATION OF UNCERTAINTY SITUATIONS IN TRAINING MODULES by Sergey A. Safontsev, Natalya Yu. Safontseva

    Published 2015-09-01
    “…As the process of learning does not depend on the perspective of the diagnostician, the objectification of the results has been achieved by using relative units, allowing the authors to compare the effectiveness of different stages of education quality assessment with quantitative methods. Furthermore, sampling method, correlation and comparative analysis of statistical significance of the obtained distributions have been used to exclude from analytical data the results that were not confirmed experimentally.Results. …”
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    Article
  3. 2563

    Acceptance of Artificial Intelligence as a Teaching Strategy Among University Professors: The Role of Habit, Hedonic Motivation, and Competence for Technology Integration by Benicio Gonzalo Acosta-Enriquez, Luigi Italo Villena Zapata, Olger Huamaní Jordan, Carlos López Roca, Betty Margarita Cabrera Cipirán, Willy Saavedra Villacrez, Carmen Graciela Arbulu Perez Vargas

    Published 2025-01-01
    “…Employing a quantitative cross-sectional research design, data were collected from 318 university teachers with prior experience using AI as a learning strategy through nonprobabilistic convenience sampling across 10 universities in northern Peru. …”
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    Article
  4. 2564

    COVID-19 vaccine demand, hesitancy, and nationalism: a case of protection motivation behavior in Bangladesh by Mostafizur Rahman, Afnan Hossain, Abu Sufian, Nahida Anwar

    Published 2021-10-01
    “…Methodology: This quantitative study followed the snowball sampling technique and collected responses from 1,018 individuals from various social media platforms. …”
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    Article
  5. 2565

    Analysis of MAXIM Application Service Quality on User Satisfaction using the E-Service Quality Method by Putri Wulandari, Nur Rachman Dzakiyullah, Asti Ratnasari, Dadang Heksaputra

    Published 2024-11-01
    “…This kind of study collects data using nonprobability sampling approaches in conjunction with quantitative methods. wherein demographic components are chosen according to specific standards that are pertinent to the study's goals. …”
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  6. 2566

    Occlusal hypofunction affects the gene expression of osteoblast and primary cilia in the alveolar bone: An experimental study by HU Lingwei, SUN Yao

    Published 2023-08-01
    “…[Methods:] The unloading model was established in the right mandible on 6-week-old wild type (WT) male mice and the left side was used as a self-control study. …”
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    Article
  7. 2567

    Methylation Mediated Silencing of miR-155 Suppresses the Development of Preeclampsia In Vitro and In Vivo by Targeting FOXO3 by Xiaohua Luo, Ci Pan, Xiaopei Guo, Cunhua Gu, Yulian Huang, Jing Guo, Ying Zeng, Jinjing Yue, Shihong Cui

    Published 2022-01-01
    “…ELISA was performed to measure the levels of inflammatory cytokines and MMP2 in serum samples and cellular supernatants. HTR-8/SVneo and JEG-3 cells were transfected with miR-155 mimic and the inhibitor to establish the overexpressed miR-155 and silenced miR-155 cell models, respectively. …”
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    Article
  8. 2568

    Cultural diversity in top management teams: A multigroup study on leadership and performance by Retno P. Setyaningrum, Muafi Muafi, Novi F. Hermawati, Titing Widyastuti

    Published 2025-06-01
    “…Stratified random sampling ensured proportional representation. Data analysis employed partial least squares structural equation modelling and multigroup analysis (MGA) to examine variable relationships and ethnic-based moderations. …”
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  9. 2569

    Reconstructed influenza A/H3N2 infection histories reveal variation in incidence and antibody dynamics over the life course. by James A Hay, Huachen Zhu, Chao Qiang Jiang, Kin On Kwok, Ruiyin Shen, Adam Kucharski, Bingyi Yang, Jonathan M Read, Justin Lessler, Derek A T Cummings, Steven Riley

    Published 2024-11-01
    “…Here, we used a multilevel mathematical model to jointly infer antibody dynamics and individual-level lifetime influenza A/H3N2 infection histories for 1,130 individuals in Guangzhou, China, using 67,683 haemagglutination inhibition (HI) assay measurements against 20 A/H3N2 strains from repeat serum samples collected between 2009 and 2015. …”
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  10. 2570

    HIV and AIDS prevention behavior among housewives in South Purwokerto sub-district, Indonesia by Colti Sistiarani, Dian Anandari, Elviera Gamelia

    Published 2024-10-01
    “…Material and methods In this quantitative cross-sectional study, health belief model (HBM) was employed to determine individual acceptance in conducting HIV and AIDS prevention behavior. …”
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    Article
  11. 2571

    Pharmacokinetics and UPLC-MS/MS of Delsoline in Mouse Whole Blood by Lingjiu Shao, Yue Jin, Huiyan Fu, Jianshe Ma, Xianqin Wang, Yongxi Jin, Congcong Wen

    Published 2018-01-01
    “…The mobile phase consisted of acetonitrile and 0.1% formic acid; the gradient elution flow rate was 0.4 mL/min. The MRM model was used for the quantitative analysis of delsoline m/z 468.3⟶108.1 and the internal standard m/z 327.1⟶296.1. …”
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  12. 2572

    Notch Signaling Pathway Is Inhibited in the Development of Barrett’s Esophagus: An In Vivo and In Vitro Study by Yun-Cang Wang, Zhi-Qiang Wang, Yong Yuan, Tao Ren, Peng-Zhi Ni, Long-Qi Chen

    Published 2018-01-01
    “…Patients with esophagectomy and gastric interposition were recruited as a human model of gastroesophageal reflux disease. The expressions of Notch signaling genes in normal esophagus from surgical specimen and columnar metaplasia in the esophageal remnant after esophagectomy were evaluated by real time quantitative Polymerase Chain Reaction (RT-qPCR) and immunohistochemistry (IHC). …”
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  13. 2573

    A sustainable approach to deep geothermal energy exploitation: feasibility of clustered U-shaped multi-branch wells by Tao Xu, Tao Xu, Shouding Li, Shouding Li, Zhaobin Zhang, Zhaobin Zhang, Yanlong Kong, Yanlong Kong, Bo Zheng, Bo Zheng, Shiwei Ma, Shiwei Ma, Supeng Zhang, Supeng Zhang, Jianming He, Jianming He, Xiao Li, Xiao Li

    Published 2025-06-01
    “…For the validation of UMW method, based on the high-temperature and high-pressure thermal conductivity tests using hot dry rock samples from the Gonghe Basin, we developed a UMW field-scale reservoir-wellbore coupling model to assess the efficient heat extraction processes and the potential generating power of Organic Rankine Cycle (ORC). …”
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  14. 2574

    Estimating the prevalence of persistent symptoms after SARS-CoV-2 infection (post-COVID-19 syndrome): a regional cross-sectional study protocol by Vivienne C Bachelet, Karena Espinoza, Lindybeth Sarmiento Varón, Hermy Alvarez, Leyla Carolina Huirimilla Casanova, Maria Paz Díaz Mora, Luis Alfredo Muñoz Cuevas, Jorge Gonzalez-Puelma, Lidia Amarales, Jonathan Lühr Henriquez, Felipe Retamal-Matus, Roberto Uribe-Paredes, Cristian Andrés Núñez-Espinosa, Claudia Estrada-Goic, Mercedes N López Nitsche, Marcelo A Navarrete

    Published 2025-05-01
    “…This study aims to estimate the prevalence of post-COVID-19 syndrome in Punta Arenas, Chile, and to explore the associated symptoms, mainly focusing on psychological, physical and molecular impacts on the affected population.Methods and analysis This cross-sectional study will use stratified random sampling to select a representative sample of 282 adults from Punta Arenas. …”
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  15. 2575
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  17. 2577

    Analysis of seminal plasma from brown bear (Ursus arctos) during the breeding season: Its relationship with testosterone levels. by L Anel-López, C Ortega-Ferrusola, C Martínez-Rodríguez, M Álvarez, S Borragán, C Chamorro, F J Peña, L Anel, P de Paz

    Published 2017-01-01
    “…We found that lactate dehydrogenase was significantly higher in the low-serum-testosterone samples, while concentrations of lipase and Mg+ values were significantly higher in the high-serum-testosterone samples. …”
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    Article
  18. 2578

    Explaining the Impact of Green Organizational Culture and Green Human Resource Management Practices on Employees' Environmental Performance with the Mediating Role of Green Innovat... by Sara Mohammadi, Farajallah Rahimi, Mahdie Dastin

    Published 2025-04-01
    “…The statistical population of this study consists of all employees of the Khuzestan Steel Company, from this population, a sample of 368 individuals was selected using simple random sampling method and considered for the study. …”
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    Article
  19. 2579

    Sjögren’s syndrome is associated with a reduction in the surface area of the right caudal anterior cingulate gyrus by Ping Wang, Yunpeng Tai, Xiaofang Zhu, Xinyi Wan, An Sun, Jiajia Wang, Hui Cheng, Jingwei Hong, Yi Zhang, Xiaobing Wang

    Published 2025-07-01
    “…For TWAS (transcriptome-wide association studies), we used the RNA sequencing expression data from the Genotype-Tissue Expression version 8 (GTEx v8) for the cerebral cortex as a reference dataset and predicted the mRNA expression levels of cis-regulated genes in the cerebral cortex using linear models based on expression quantitative trait loci (eQTLs). …”
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  20. 2580

    Traditional Chinese medicine (Shenqinlong Qingfei Peiyuan) alleviate pulmonary infection in immunodeficient mice by suppressing HMGB1 and reversing macrophage polarization by Meijun Liu, Xiyuan Song, Xiaoli Chen, Pengfei Meng, Qian Yu, Liran Xu, Aiping Lyu, Kenneth CP Cheung

    Published 2025-08-01
    “…Methods: We developed an immunocompromised mouse model using Balb/c mice, simulating HIV infection by inoculating them with Friend Leukemia Virus (FLV, VR-245). …”
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