Showing 2,461 - 2,480 results of 18,849 for search 'sample random sampling', query time: 0.23s Refine Results
  1. 2461

    Recombinant human growth hormone and brain neoplasm association: a pharmacovigilance and Mendelian randomization analysis based on US FAERS, Japanese JADER, and Canadian CVARD by Li Huang, Mei Zhang, Fang Li, Yinpeng Xu

    Published 2025-07-01
    “…Disproportionality analysis methods, including the Reporting Odds Ratio (ROR), Proportional Reporting Ratio (PRR), and Information Component (IC), were used to detect pharmacovigilance signals. Subsequently, a two-sample Mendelian randomization analysis was conducted, treating rhGH as the exposure and brain neoplasm as the outcome, to evaluate the causal relationship.ResultsA total of 323 reports of rhGH-associated brain neoplasms AEs were identified (FAERS: n = 282; JADER: n = 14; CVARD: n = 27). …”
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  2. 2462
  3. 2463

    Mixing a Grounded Theory Approach with a Randomized Controlled Trial Related to Intimate Partner Violence: What Challenges Arise for Mixed Methods Research? by Cristina Catallo, Susan M. Jack, Donna Ciliska, Harriet L. MacMillan

    Published 2013-01-01
    “…Little is known about how to systematically integrate complex qualitative studies within the context of randomized controlled trials. A two-phase sequential explanatory mixed methods study was conducted in Canada to understand how women decide to disclose intimate partner violence in emergency department settings. …”
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  4. 2464

    Comparing supervised classification algorithm–feature combinations for Spartina alterniflora extraction: a case study in Zhanjiang, China by Qiujie Chen, Qiujie Chen, Chunyan Shen, Hong Du, Danling Tang

    Published 2025-07-01
    “…The sample dataset was divided into training and validation sets at a ratio of 7:3, yielding a sub-dataset with Jeffries–Matusita distances of 1.893–2.000, which satisfied classification requirements. …”
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  5. 2465
  6. 2466

    Enhancing Engagement, Practice Integration, and Skill Learning in Mobile Technology–Delivered Interventions Using Human Support: Randomized Controlled Trial With Depressed College... by Colleen S Conley, Brynn M DeLorenzo, Carol H Gonzales, Ian J Kahrilas, Jennifer Duffecy, Rebecca L Silton

    Published 2025-08-01
    “…ObjectiveThis randomized controlled trial evaluated the impact of two human support enhancements—(1) a one-time face-to-face orientation with or without (2) placement in a peer supportive accountability group—on self-reported and objectively captured mTDI engagement, practice integration, and skill learning among a sample of college students with depression. …”
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  7. 2467
  8. 2468

    Causal association between ceramide and salt sensitive hypertension based on plasma metabolomics by YANG Xiaojun, Zhang Bower, LI Boya, WEN Fuyuan, QU Aibin, YAO Xinyue, ZHANG Ling

    Published 2025-04-01
    “…Multivariable Logistic regression analysis was conducted to explore the association between plasma metabolites and SSH. One-sample and two-sample MR analyses and sensitivity analysis were performed to assess the causal relationship between metabolites and SSH. …”
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  9. 2469

    Unraveling drug resistance mechanisms in testicular cancer through immune cell phenotypes: a bidirectional Mendelian randomization analysis revealing novel therapeutic targets by Lin Xiao, Tianen Wu

    Published 2025-05-01
    “…Method We conducted a two-sample bidirectional MR analysis using IVW, MR-Egger, weighted median, and other models, leveraging public genetic datasets. …”
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  10. 2470

    An Integrative Machine Learning Model for Predicting Early Safety Outcomes in Patients Undergoing Transcatheter Aortic Valve Implantation by Abilkhair Kurmanaliyev, Kristina Sutiene, Rima Braukylienė, Ali Aldujeli, Martynas Jurenas, Rugile Kregzdyte, Laurynas Braukyla, Rassul Zhumagaliyev, Serik Aitaliyev, Nurlan Zhanabayev, Rauan Botabayeva, Yerlan Orazymbetov, Ramunas Unikas

    Published 2025-02-01
    “…To handle unbalanced classification problems, an adaptive synthetic (ADASYN) sampling approach was used. A fined-tuned random forest (RF) machine learning model was developed to predict early safety outcomes, defined as all-cause mortality, stroke, life-threatening bleeding, acute kidney injury (stage 2 or 3), coronary artery obstruction requiring intervention, major vascular complications, and valve-related dysfunction requiring repeat procedures. …”
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  11. 2471

    Testing a Machine Learning–Based Adaptive Motivational System for Socioeconomically Disadvantaged Smokers (Adapt2Quit): Protocol for a Randomized Controlled Trial by Ariana Kamberi, Benjamin Weitz, Julie Flahive, Julianna Eve, Reem Najjar, Tara Liaghat, Daniel Ford, Peter Lindenauer, Sharina Person, Thomas K Houston, Megan E Gauvey-Kern, Jackie Lobien, Rajani S Sadasivam

    Published 2025-04-01
    “…ConclusionsWe have recruited a diverse sample of individuals who are socioeconomically disadvantaged and designed a rigorous protocol to evaluate the Adapt2Quit recommender system. …”
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  12. 2472
  13. 2473

    Artificial intelligence-driven near-infrared spectrophotometry model for rapid quantification of anti-nutritional factors in soybean (Glycine max.) by Norberto Jose Palange, Tonny Obua, Julius Pyton Sserumaga, Enoch Wembabazi, Mildred Ochwo-Ssemakula, Ephraim Nuwamanya, Isaac Onziga Dramadri, Moses Matovu, Richard Edema, Phinehas Tukamuhabwa

    Published 2025-06-01
    “…Predictive models were developed through partial least squares (PLS) and random forest (RF) regressions. The random forest models outperformed partial least squares regression with the best predictive performance of R2 test = 0.97; RPD = 5.95 and R2 test = 0.96; RPD = 3.62 for phytate and TTI, respectively. …”
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  14. 2474
  15. 2475

    The Impact of a Nurse-Led Physical Activity Program on Reducing Obesity and Enhancing Quality of Life Among Obese Adolescents: A Randomized Controlled Trial by Baby Ilavarasi Chakkaravarthi, Theranirajan Ethiraj, Shankar Shanmugam Rajendran, Kannan Kasinathan, Johnson Chinnadurai, Thillainayaki Chandran, Rathiswari Posan

    Published 2025-05-01
    “…Methods and Materials: A quantitative randomized control study was conducted at Choolaimedu Higher Secondary School, Chennai, involving 100 adolescents aged 12–14 years. …”
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  16. 2476

    Using motivational interviewing to improve sleep quality among patients with hypertension attending a tertiary hospital in southern Nigeria: a randomized controlled trial by Tijani Idris Ahmad Oseni, Ndifreke Ekpo Udonwa, Moyosore Taiwo Makinde, Sekinat Odunaye-Badmus, Aisha Sokunbi, Neba Francis Fuh, Bolanle Oluwatosin Adewuyi, Ofure Ileso, Afiong Oboko Oku

    Published 2024-10-01
    “…Patients were selected through systematic random sampling and randomised into intervention and control group with the intervention group having monthly sessions of motivational interviewing in addition to standard care for hypertension and the control group having standard care only. …”
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  17. 2477

    Impact of eHealth education to reduce anemia among school-going adolescent girls in rural Bangladesh: Study protocol of a randomized controlled trial by Md Jiaur Rahman, Md Moshiur Rahman, Masayuki Kakehashi, Ryota Matsuyama, Mohammad Habibur Rahman Sarker, Mohammad Ali, Sumaita Kabir Promitee, Junaidi Budi Prihanto, Ashir Ahmed, Yoko Shimpuku

    Published 2023-11-01
    “…A total of 138 anemic (mild and moderate) participants were enrolled. We randomized schools to reduce the health education bias through a simple coin toss technique, then allocated participants to the intervention group (n = 69) and control group (n = 69) by stratified random sampling technique. …”
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  18. 2478

    The Effect of Benson Relaxation Technique and Lavender Aromatherapy on Anxiety and Hemodynamic Indices of Patients Undergoing Coronary Artery Bypass Grafting: A Randomized Clinical... by Nilufar Mousavi, Behzad Imani, Salman Khazaei, Amir Shams

    Published 2024-02-01
    “…Materials and Methods: In this randomized, nonblinded, parallel-group controlled trial, 105 candidates for CABG were randomly selected by convenience sampling and then allocated to relaxation (n=35), aromatherapy (n=35), and control (n=35) groups by a six-block random assignment. …”
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  19. 2479
  20. 2480

    The added value of an internet-based intervention for treatment of aggression in forensic psychiatric outpatients—study protocol for a multicentre, mixed-methods randomized control... by Hanneke Kip, Lisa Klein Haneveld, Saskia M Kelders

    Published 2024-12-01
    “…Methods This study uses a multicentre mixed-methods randomized controlled trial (RCT) design, with four Dutch forensic outpatient organizations. …”
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