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Sample size matters: A guide for urologists.

Understanding sample size calculation is vitally important for planning and conducting clinical research, and critically appraising literature. The purpose of this paper is to present basic statistical concepts and tenets of study design pertaining to calculation of requisite sample size. This paper...

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Published in:Indian Journal of Urology Vol. 27; no. 4; pp. 503 - 508
Main Authors: Hinh, Peter, Canfield, Steven E.
Format: tables/charts Journal Article
Published: Wolters Kluwer India Pvt Ltd Oct-Dec2011
Online Access:View this record in EBSCOhost
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      dt: Oct-Dec2011
      vid: 27
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      pub: Wolters Kluwer India Pvt Ltd
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        atl: Sample size matters: A guide for urologists.
      aug:
        au:
          Hinh, Peter
          Canfield, Steven E.
        affil: Division of Urology, University of Texas Medical School at Houston, Houston, Texas, USA
      sug:
        subj:
          Medical Practice, Evidence-Based
          Decision Making, Clinical
          Sample Size Determination
          Research Ethics
          Urology
          Vignettes
          Female
          Middle Age
          Stress Incontinence Therapy
          Suburethral Slings Utilization
          Descriptive Statistics
          Patient Compliance
          Middle Aged: 45-64 years
          Female
      ab: Understanding sample size calculation is vitally important for planning and conducting clinical research, and critically appraising literature. The purpose of this paper is to present basic statistical concepts and tenets of study design pertaining to calculation of requisite sample size. This paper also discusses the significance of sample size calculation in the context of ethical considerations. Scenarios applicable to urology are utilized in presenting concepts.
      pubtype: Academic Journal
      doctype:
        tables/charts
        Journal Article
      ougenre: Article
    language: English
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