Understanding the Evidence: Population, Sample, and Sample Size

This is the seventh in a series of articles to help readers increase their knowledge, and in the process, enhance their skill and confidence in appraising, synthesizing, interpreting, and ultimately, deciding if a given piece of evidence should be incorporated into practice. The terms population and...

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Bibliographic Details
Published inUrologic nursing Vol. 43; no. 3; pp. 142 - 144
Main Author Novosel, Lorraine M
Format Journal Article
LanguageEnglish
Published Portland Jannetti Publications, Inc 01.05.2023
Anthony J. Jannetti, Inc
Subjects
Evidence-based nursing
Medical records
Medical research
Planning
Researchers
Sample size
Software
United States > US
Montana
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Summary:This is the seventh in a series of articles to help readers increase their knowledge, and in the process, enhance their skill and confidence in appraising, synthesizing, interpreting, and ultimately, deciding if a given piece of evidence should be incorporated into practice. The terms population and sample are defined and differentiated, study sample size is discussed, and the purpose and importance of conducting a power analysis during the planning phase of a research study are explained.
ISSN:2168-4626
1053-816X
2168-4626
DOI:10.7257/2168-4626.2023.43.3.142