Showing 15,221 - 15,240 results of 18,849 for search 'sample random sampling.', query time: 0.17s Refine Results
  1. 15221

    Effect of Simple Reaction Speed Training on Executive Function of the Elderly with Mild Cognitive Impairment by Hong ZHANG, Xiaofei WEI, Congyong LIU, Kaili QIAN, Chun LI, Rang LI, Yuan JIANG

    Published 2021-04-01
    “…Objective:To observe the effect of simple reaction speed training on executive function of the elderly with mild cognitive impairment (MCI).Methods:A total of 64 elderly with MCI were selected by convenient sampling method from Xindu district of Chengdu City from January 2016 to June 2018, which were randomly divided into the control group and the observation group, with 32 cases in each group. …”
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  2. 15222
  3. 15223
  4. 15224

    Prevalence, antimicrobial resistance pattern, and associated factors of Salmonella serovars among human-animal interfaces in the Amhara National Regional State, Ethiopia by Getachew Mengistu, Anwar Nuru, Baye Gelaw, Feleke Moges

    Published 2025-05-01
    “…Methods A prospective cross-sectional study was conducted using a consecutive convenience sampling technique from September 2022 to January 2024 at public health facilities and 25 randomly selected animal farms surrounding each health facility in the Amhara National Regional State. …”
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  5. 15225

    Comparing the efficacy of relaxation training and emotional awareness and expression training on anxiety sensitivity in patients with irritable bowel syndrome by Marzieh Sabaei, Fatemeh Mohammadi Shirmahaleh, Marzieh Gholamitouranposhti, Shahram Agah, Arezo Tarimoradi

    Published 2024-07-01
    “…Using the purposeful sampling method (based on the entry criteria), 60 patients with irritable bowel syndrome were selected, And then they were randomly divided into three groups of 20 people (two experimental groups and one control group). …”
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  6. 15226

    Experiences and perceptions of Chinese patients enrolled in a clinical trial assessing tuina and manual therapies for knee osteoarthritis: a nested qualitative study by Luping Liu, Lingyun Zhang, Sina Li, Meiling Cai, Siyu Han, Zhiwen Weng, Qianji Chen, Yixuan Gao, Xiaoming Yang, Yang Zhang, Duoduo Li, Changxin Liu, Ya’nan Sun, Xiyou Wang, Changhe Yu

    Published 2025-05-01
    “…Methods Participants with KOA were sampled using a simple sampling method from a randomized controlled trial of Tuina treatment versus manual physical therapy (MPT). …”
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  7. 15227

    Acupuncture as an adjunct therapy for enhancing endometrial receptivity in female infertility: a literature review by Shike Zhang, Shike Zhang, Hui He, Jingyuan Wang, Li Ma, Xiaoyu Wei, Mingxing Zhang, Mingxing Zhang, Mingxing Zhang, Yi Guo, Yi Guo

    Published 2025-08-01
    “…Although promising, existing studies on acupuncture and ER often face limitations in sample size and methodological rigor, highlighting the need for larger, high-quality randomized controlled trials (RCT). …”
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  8. 15228

    Response of dissolved organic matter and bacterial community to anthropogenic disturbances in a plateau lake by Yue Meng, Yue Meng, Xin Jiang, Xin Jiang, Yue Li, Chun Qing, Chun Qing, Xingyu Long, Pinhua Xia, Pinhua Xia

    Published 2025-04-01
    “…Similarly, α and β diversity indices for bacterial communities showed no marked variation (P > 0.05) between highly and lightly disturbed areas in both water and sediment samples. Nevertheless, co-occurrence network analysis revealed more negatively correlated links and longer average path length with stronger disturbances. …”
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  9. 15229

    Petrological controls on the engineering properties of carbonate aggregates through a machine learning approach by Javid Hussain, Tehseen Zafar, Xiaodong Fu, Nafees Ali, Jian Chen, Fabrizio Frontalini, Jabir Hussain, Xiao Lina, George Kontakiotis, Olga Koumoutsakou

    Published 2024-12-01
    “…A total of 45 carbonate rock samples from different geological formations within the Salt Range (Western Himalayan Ranges, Pakistan) were subjected to comprehensive petrographic analyses and standard aggregate quality control tests. …”
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  10. 15230

    Exploring methylation signatures for high de novo recurrence risk in hepatocellular carcinoma by Da-Won Kim, Jin Hyun Park, Suk Kyun Hong, Min-Hyeok Jung, Ji-One Pyeon, Jin-Young Lee, Kyung-Suk Suh, Nam-Joon Yi, YoungRok Choi, Kwang-Woong Lee, Young-Joon Kim

    Published 2025-04-01
    “…Using the Infinium Methylation EPIC array on 140 samples in the discovery cohort, we classified patients into low- and high-risk groups based on methylation profiles. …”
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  11. 15231

    Association of Metformin Use with Asthma Exacerbation in Patients with Concurrent Asthma and Diabetes: A Systematic Review and Meta-Analysis of Observational Studies by Li Wen, Wang Zhong, Yihui Chai, Qin Zhong, Jie Gao, Liancheng Guan, Zhang mengzhi, Liu Huaiquan, Yu Haiyang, Wang Qingxue, Yang Changfu, Chen Yunzhi

    Published 2020-01-01
    “…Metformin reduced the risk of asthma-related hospitalization and exacerbation but was not statistically significant. More randomized trials involving larger samples should be considered, and the mechanisms of these effects need to be fully elucidated.…”
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  12. 15232

    Cohesive data analysis for the identification of prognostic hub genes and significant pathways associated with HER2 + and TN breast cancer types by Mahrukh Zakir, Alishbah Saddiqa, Mawara Sheikh, Lalarukh Zakir, Fatima Sami, Faisal Sardar Ahmad, Sadaf Abdul Rauf, Iqra Ali, Zahid Muneer, Wadi B. Alonazi, Abdul Rauf Siddiqi

    Published 2025-07-01
    “…RNA Seq datasets consisting of 49 HER2 + and 44 TNBC breast tumor samples were retrieved and pre-processed. Differentially Expressed Genes (DEGs) along with their logFC and p-values were fetched. …”
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  13. 15233

    Analyzing the Way of the Nomads’ Life and Its Effect on Their Habitat System along with the Migration Route and summer and Winter Camps Case study: Boyer-Ahmad Nomads by AliAkbar Heidari

    Published 2020-06-01
    “…The research method is as follows: Four Boyer-Ahmad tribes were selected as random samples and their places of residence were visited in two winter and summer areas as well as along the migration route and ultimately, the research information was extracted and analyzed. …”
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  14. 15234

    A quantum machine learning framework for predicting drug sensitivity in multiple myeloma using proteomic data by M. Priyadharshini, B. Deevena Raju, A. Faritha Banu, P. Jagdish Kumar, V. Murugesh, Oleg Rybin

    Published 2025-07-01
    “…These are compounded by the so-called “curse of dimensionality”, with dimensions far outnumbering samples, hence classical model overfitting. In this work, we present QProteoML as an integration of quantum techniques purposefully developed to deal with high-dimensional, imbalanced and redundant data. …”
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  15. 15235

    Effects of Biochar on Soil Quality in a Maize Soybean Rotation on Mollisols by Likun Hou, Yuchao Wang, Zhipeng Wang, Ruichun Gao, Xin Zhou, Siyu Yang, Xu Luo, Zhenfeng Jiang, Zhihua Liu

    Published 2025-05-01
    “…After 3 years of maize–bean rotation, soil samples from 0–20 cm and 20–40 cm were collected to determine the soil’s physical, chemical, and biological properties, as well as crop yields. …”
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  16. 15236

    A Machine Learning Approach to Differentiate Cold and Hot Syndrome in Viral Pneumonia Integrating Traditional Chinese Medicine and Modern Medicine: Machine Learning Model Developme... by Xiaojie Jin, Yanru Wang, Jiarui Wang, Qian Gao, Yuhan Huang, Lingyu Shao, Jiali Zhao, Jintian Li, Ling Li, Zhiming Zhang, Shuyan Li, Yongqi Liu

    Published 2025-07-01
    “…MethodsThe application of 8 machine learning algorithms (gradient boosting machine [GBM], logistic regression, random forest, extreme gradient boosting [XGB], light gradient boosting machine [LGB], ridge regression, least absolute shrinkage and selection operator, and support vector machine) generated and validated (both internally and externally) a model for differentiating cold and hot syndromes in viral pneumonia, based on clinical data from 1484 patient samples collected at 2 medical centers between 2021 and 2022. …”
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  17. 15237

    Xevinapant plus avelumab in advanced solid tumours, with a dose expansion in advanced non-small-cell lung cancer: exploratory biomarker, safety and efficacy analyses from an open-l... by Glenwood Goss, Tudor Ciuleanu, Rodryg Ramlau, Daniel J. Renouf, Quincy Chu, Ewa Kalinka, Piotr Sawrycki, Jonathan Bramson, Brad H. Nelson, Rafael Crabbé, Eric LaCasse, Bryan Lo, Daniela A. Sahlender, Philippa Crompton, Franck Brichory, Luke Piggott, Michael Schenker, Rosalyn Juergens

    Published 2025-05-01
    “…Low baseline Ki-67 expression in tumour samples correlated with a partial response. Conclusion: The RP2D of xevinapant with avelumab was established; however, the ORR was not superior to the historical control (avelumab alone). …”
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  18. 15238

    The role and machine learning analysis of mitochondrial autophagy-related gene expression in lung adenocarcinoma by Binyu Wang, Di Liu, Danfei Shi, Xinmin Li, Yong Li

    Published 2025-04-01
    “…These findings were validated using TCGA data, qPCR experiments, which demonstrated high expression levels in LUAD samples. Immunohistochemistry from HPA confirmed consistency between protein levels and RNA-seq data. …”
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  19. 15239

    Geospatial analysis of limited access to drinking water services in East African countries: insights from recent demographic and health surveys by Gelila Yitageasu, Kassaw Chekole Adane, Amensisa Hailu Tesfaye, Amensisa Hailu Tesfaye, Zemichael Gizaw, Tigist Kifle, Lidetu Demoze

    Published 2025-04-01
    “…The geostatistical ordinary kriging spatial interpolation technique was used to predict for unsampled areas based on sampled clusters.ResultLimited access to drinking water service were spatially clustered in the study area (Moran’s I: 0.16) (p < 0.0000). 40 significant clusters of which, one primary cluster and 39 secondary clusters were identified. …”
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  20. 15240

    Simulation study on in-situ pyrolysis behavior of tar-rich coal under overburden stress by Qingmin SHI, Xiaolong YANG, Shuangming WANG, Bingyang KOU, Shengquan WANG, Yaya SHI, Fu YANG, Jiuqing LI

    Published 2025-06-01
    “…During the low-stress loading stage (0~10 MPa), the lack of effective radial confining pressure on the coal samples resulted in the enhancement of axial stress constantly fracturing the coal, improving pore connectivity and pyrolysis fluid release ability. …”
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