Showing 1,281 - 1,300 results of 18,849 for search 'sample random sampling.', query time: 0.17s Refine Results
  1. 1281
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    Mendelian randomization analysis of plasma proteins reveals potential novel tumor markers for gastric cancer by Wenhai Fan, Zhenjiang Wu, Shenghao Xu, Zhiheng Liu, Yiming Huang, Pan Wang

    Published 2025-01-01
    “…Abstract This study aimed to elucidate the potential causal relationship between 4,907 plasma proteins and the risk of gastric cancer using a two-sample Mendelian randomization approach. We utilized genome-wide association study (GWAS) data to perform two-sample Mendelian randomization analyses, treating the 4,907 plasma proteins as exposure factors and gastric cancer as the outcome. …”
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  6. 1286

    The Effect of Self‐Compassion Distant Education on Depression in Pregnant Women: A Randomized Clinical Trial by Bita Ashabi, Nader Salari, Nasrin Jaberghaderi, Mastaneh Kamravamanesh

    Published 2025-06-01
    “…The most effective method for addressing this disorder is through the teaching of psychological approaches, so this study was conducted with the aim of determining the effect of remote self‐compassion training on depression in pregnant women. Methods In this randomized clinical trial study, 72 pregnant mothers with depressive symptoms (36 in the control group and 36 in the intervention group), referred to the comprehensive health service centers of Kermanshah city, Iran, were selected by available sampling method(s). …”
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  7. 1287

    Effect of recorded maternal voice on procedure pain- a double blinded randomized controlled trial by Deeksha Patel, Cecilia M.S, Aditi Prashant Sinha, Sameer Bakhshi

    Published 2023-12-01
    “…Subjects were enrolled into two groups (23 each) by stratified random sampling based on the type of procedure scheduled to them. …”
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  8. 1288

    Type 1 diabetes mellitus, hyperlipidemia, and inflammatory bowel disease: a Mendelian randomization study by Xiangyin Liu, Yuming Li, Ruijie Lyu, Yanting Guo, Xianyong Yin, Jiajia Liu, Jing Wu

    Published 2024-01-01
    “…In the current study the causal relationships between T1DM and hyperlipidemia with IBD were assessed using Mendelian randomization (MR) analysis. A two-sample MR study was conducted utilizing accessible genome-wide association study data from public sources with the selection of suitable instrumental variables adhering to the principles of MR analysis. …”
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  9. 1289

    Blinding Induced Risk of Bias in Randomized Controlled Trials of Physiotherapy Interventions — A Retrospective Study by Joseph John, Naveen Kumar I

    Published 2023-05-01
    “…Objective: To study the extent of blinding induced bias in RCT of physiotherapy interventions and to evaluate the extent of interpretative consideration it the trials are not blinded in the sample of RCT included. Methodology : We conducted a retrospective analysis to estimate the blinding bias in the randomized controlled trials published in physiotherapy interventions from 2016 to 2022. …”
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  10. 1290

    Prevention of Acute Kidney Injury Related (AKI) related by vancomycin; A Randomized Clinical Trial by Mahboubeh Neamatshahi, Aghil Keykhosravi, Anoush Azarfar, Yalda Ravanshad, Yosra Mohammadi, Anahita Ataran, Omid Rashidi, Elham Navipour, Homan Tehrani

    Published 2024-04-01
    “…According to the simple random sampling method, thirty patients between 1 month and 18 years old with systemic infections were randomly assigned to two groups. …”
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  11. 1291

    A Randomized Double-Blind Placebo Controlled Trial of Oral Acyclovir in Renal Allograft Recipients by Walter F Schlech, Nancy Meagher, Allan D Cohen, Philip Belitsky, AS MacDonald, John C LeBlanc

    Published 1993-01-01
    “…Fifty renal transplant patients were randomized to receive either 800 mg acyclovir by mouth four times daily or identical placebo tablets for prophylaxis of herpes simplex infection. …”
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    Ulcerative colitis increases the risk of atrioventricular block: evidence from a Mendelian randomized analysis by Wanqiong Shu, Guanghong Huang

    Published 2025-04-01
    “…The inverse variance weighting method was used to analyze the two-sample Mendelian randomization with four other methods, including MR Egger, Weighted median, Simple mode, and Weighted mode. …”
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  14. 1294

    Gut Microbiota, Circulating Metabolites and Risk of Endometriosis: A Two-Step Mendelian Randomization Study by Yang Hua

    Published 2024-12-01
    “…However, whether these associations are causal or merely due to confounding factors remains unclear. We conducted a two-sample and two-step Mendelian randomization (MR) study to elucidate the potential causal relationship between GM and EMs, and the mediating role of circulating metabolites. …”
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    Mutual causal effects between immune cells and hepatocellular carcinoma: a Mendelian randomization study by Zheng Wang, Mengshu Pan, Jie Zhu, Changhong Liu

    Published 2025-01-01
    “…Methods In this study, a bidirectional two sample Mendelian randomization (MR) analysis was utilized to access the causal relationship between immune cell characteristics and HCC. …”
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  17. 1297

    Causal Relationships Between Immune Cells and Risk of Gastric Cancer: A Mendelian Randomization Study by Jiawei HE, Longnyu CAO, Mengyuan TANG, Hongquan CUI

    Published 2025-02-01
    “…MethodsBidirectional two-sample Mendelian randomization (MR) analysis was used to select 731 genetic variants involving immune cell phenotypes from the GWAS dataset as instrumental variables. …”
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  18. 1298

    Plasma protein levels and hepatocellular carcinoma: a Mendelian randomization study with drug screening implications by Longhui Xie, Dekun Song, Jianwei Lan, Pengpeng Liu, Shuang Qin, Yinkuan Ning, Quanyan Liu

    Published 2025-04-01
    “…Single-cell expression profiling and clinical sample analyses were conducted to explore expression patterns. …”
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  19. 1299

    Association between inflammatory proteins and rotator cuff tears: a bidirectional Mendelian randomization study by Yao Wang, Binbin Xu, Chenhao Ma, Donghai Huang, Li Zhou

    Published 2025-07-01
    “…Abstract Previous research suggests a link between inflammatory proteins and rotator cuff tears, but the specific protein remains unclear. This two-sample Mendelian randomization (MR) study used genetic variants from a genome-wide association study (GWAS) of 14,824 primarily European participants. …”
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  20. 1300

    Causal relationship between atopic dermatitis and infectious gastroenteritis: a bidirectional mendelian randomization study by XING Ke, LIU Yi, HOU Nan, ZHANG Haiyang

    Published 2025-04-01
    “…[Objective] To investigate the causal relationship between atopic dermatitis (AD) and infectious gastroenteritis using bidirectional two-sample Mendelian randomization (MR), and to assess the risk of infectious gastroenteritis in patients with AD. …”
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