Showing 15,681 - 15,700 results of 18,849 for search 'sample random sampling.', query time: 0.22s Refine Results
  1. 15681

    Sex and Gender Disparities in Missed Acute Ischemic Stroke: A Nested Case-Control Study by Cécile Barras, Michael Amiguet, Joëlle Schwarz, Patrik Michel, Carole Clair

    Published 2025-04-01
    “…M-AIS were compared with a randomly selected control sample of acute ischmemic stroke (AIS). …”
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    Article
  2. 15682
  3. 15683

    Herbs impact on poultry health and antimicrobial resistance: a scoping review with one health perspective by Maha Dardouri, Meriem Maher Mtibaa, Sana Azaiez, Ahlem Mahjoub Khachroub, Wejdene Mansour

    Published 2025-07-01
    “…Charting methods Data charting was performed using a standardized form on Excel 365 that included study identification features, population and sample size, study groups, intervention description, follow-up period, and main outcomes. …”
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    Article
  4. 15684

    The Prevalence and Incidence of Suicidal Thoughts and Behavior in a Smartphone-Delivered Treatment Trial for Body Dysmorphic Disorder: Cohort Study by Adam C Jaroszewski, Natasha Bailen, Simay I Ipek, Jennifer L Greenberg, Susanne S Hoeppner, Hilary Weingarden, Ivar Snorrason, Sabine Wilhelm

    Published 2025-05-01
    “…ObjectiveThis study had two objectives: (1) to characterize the sample’s lifetime prevalence of STB and (2) to estimate and predict STB incidence during the trial. …”
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  5. 15685

    Efeitos do Bromazepam observados pela eletroencefalografia quantitativa (EEGq) durante a prática de datilografia Effects of Bromazepam in qEEG by typingwriting by Dionis Machado, Victor Hugo Bastos, Marlo Cunha, Vernon Furtado, Maurício Cagy, Roberto Piedade, Pedro Ribeiro

    Published 2005-06-01
    “…In this context, the goal of this study was to assess the effects of Bromazepam (6mg) on psychophysiological, behavioral, and electrophysiological variables, during the process of learning a motor task. The sample consisted of 26 healthy individuals, of both sexes, between 19 and 36 years of age. …”
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  6. 15686
  7. 15687

    Clinical prediction study on the risk of atrial fibrillation in hypertensive patients based on metabolism, inflammation, and gender differences by Kangming Li, Ya’nan Hu, Jing Wang, Chunmei Qi

    Published 2025-04-01
    “…Subgroup analysis was performed by gender to explore the predictive value of the variables, and a nomogram was constructed. The total sample was randomly divided into a training set and a validation set (7:3 ratio). …”
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  8. 15688

    Role of a route map in learning lumbar spinal ultrasonography: a study protocol for a randomised, controlled teaching study by Yuelun Zhang, Jiao Zhang, Si Chen, Xulei Cui, Gang Tan

    Published 2024-11-01
    “…The appropriate time point at which to introduce the route map in the teaching process will also be evaluated.Methods and analysis This randomised, controlled teaching study with a target sample size of 40 clinicians will be carried out at Peking Union Medical College Hospital. …”
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    Article
  9. 15689

    Are Cannabis-Based Medicines a Useful Treatment for Neuropathic Pain? A Systematic Review by Nawaf Almuntashiri, Basma M. El Sharazly, Wayne G. Carter

    Published 2025-06-01
    “…Collectively, CBM treatments may improve pain scores, but study limitations such as small sample sizes and study durations, high placebo response rates, and trial unblinding because of the psychoactive effects of cannabinoids all hinder data interpretation and the extrapolation to chronic pain conditions. …”
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    Article
  10. 15690

    Chemopreventive effects of vitamins in oral cancer by Dikshita Mehta, Leena Selvamary, Ramesh Kumar, Sujatha Anandan

    Published 2025-07-01
    “…Sample sizes varied from 16 to 532 participants. The demographic profile across these studies predominantly featured individuals over 50 years of age, with a significant proportion being tobacco users. …”
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  11. 15691

    Comparative effectiveness of school-based obesity prevention programs for children and adolescents: a systematic review and network meta-analysis by Mohamed A. Hassan, Daniel J. McDonough, Suryeon Ryu, Wanjiang Zhou, John Oginni, Zan Gao

    Published 2024-12-01
    “…IntroductionWhile many randomized controlled trials (RCTs) have demonstrated the positive effects of school-based programs in reducing body fat among children and teenagers, there is no conclusive evidence to indicate that one approach is superior to another, largely due to the lack of direct and indirect comparisons. …”
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  12. 15692

    Primary Schools’ Determinants of Pupils Academic Performance in Primary Leaving Examinations in Bubaare Sub-County Uganda. by Busingye, Annet

    Published 2024
    “…A descriptive survey design was employed, targeting 69 participants, including 4 headteachers and 65 teachers. The sample included 4 purposively selected headteachers and 54 randomly selected teachers, totaling 58 participants. …”
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    Thesis
  13. 15693
  14. 15694

    Identification of CD4_Naive cells related gene FMO4 as a positive regulator of the poor prognosis of septic CRC patients by Weiye Hou, Peiwen Fu, Zhenling Nie, Wanye Wang, Jingjing Li, Bangshun He, Qiao Tang, Tianyi Gao

    Published 2025-07-01
    “…Our MR analysis and clinical sample verification results revealed that a high FMO4 gene was negatively associated with CD4_Naive cells infiltration and related to poor prognosis in septic patients with CRC (p < 0.05). …”
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  15. 15695

    <i>Helicobacter pylori</i> Seroprevalence and Its Associations with Sociodemographic Characteristics, Environmental Factors, and Gastrointestinal Complaints: A Cross-Sectional Stud... by Paulius Jonaitis, Janina Petkeviciene, Violeta Salteniene, Egle Ciupkeviciene, Laimas Jonaitis, Mantas Kriukas, Dalia Luksiene, Vaiva Lesauskaite, Juozas Kupcinskas, Limas Kupcinskas

    Published 2025-06-01
    “…<i>Materials and Methods</i>: A cross-sectional study was conducted between 2020 and 2023 at the Lithuanian University of Health Sciences in Kaunas city. Randomly selected adults aged 25–69 years underwent venous blood sampling for <i>H. pylori</i> IgG antibody testing (Serion ELISA) and completed a questionnaire on demographic–environmental factors and dyspeptic symptoms in the past 30 days. …”
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  16. 15696
  17. 15697

    Potential causal evidence for an ApoB-independent and HDL-related risk profile associated with coronary artery disease by Linjun Ao, Diana van Heemst, J. Wouter Jukema, Patrick C.N. Rensen, Ko Willems van Dijk, Raymond Noordam

    Published 2025-04-01
    “…For each outcome, two-sample Mendelian randomization analyses were then conducted based on three nonoverlapping databases, followed by a meta-analysis. …”
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  18. 15698

    Prevalence and possible aetiological factors of molar incisor hypomineralisation in Saudi children: A cross-sectional study by Zahra Almuallem, Abdulmalik Alsuhaim, Abdulaziz Alqudayri, Sarah Aljarid, Mona Mousa Alotaibi, Rawan Alkraida, Rania Faden, Faten Mojaleed, Moatazbellah Alruwaithi, Haila Al-Huraishi

    Published 2022-01-01
    “…Design: A randomly selected sample of Saudi schoolchildren aged 8–12 years attending elementary schools in Riyadh was examined using the EAPD short-form charting, which was recently recommended for the standardised collection of epidemiological data on MIH. …”
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  19. 15699

    Differentiating Pulmonary Nodule Malignancy Using Exhaled Volatile Organic Compounds: A Prospective Observational Study by Guangyu Lu, Zhixia Su, Xiaoping Yu, Yuhang He, Taining Sha, Kai Yan, Hong Guo, Yujian Tao, Liting Liao, Yanyan Zhang, Guotao Lu, Weijuan Gong

    Published 2025-01-01
    “…Methods Employing a prospective study design from June 2023 to January 2024 at the Affiliated Hospital of Yangzhou University, we assessed the malignancy of pulmonary nodules using the Mayo Clinic model and collected exhaled breath samples alongside lifestyle and health examination data. …”
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    Article
  20. 15700

    Integrated metabolomic-lipidomic profiling reveals novel biomarkers and therapeutic targets for alcohol use disorder with cognitive impairment by Li Shi, Li Shi, Li Shi, Xiaofang Chen, Bojie Zhou, Bojie Zhou, Shanghao Yang, Shanghao Yang, Qinglin Ou, Qinglin Ou, Xuhui Zhou, Xuhui Zhou

    Published 2025-06-01
    “…This study aimed to identify plasma metabolic signatures and dysregulated pathways associated with AUD-CI using an integrated multi-omics approach.MethodsA prospective cohort study of 210 male participants (70 AUD-CI, 70 AUD without CI [AUD-NonCI], and 70 healthy controls [HCs]) was conducted. Plasma samples underwent LC-MS/MS-based metabolomic and lipidomic profiling. …”
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