Sample size calculation: Basic principles
Addressing a sample size is a practical issue that has to be solved during planning and designing stage of the study. The aim of any clinical research is to detect the actual difference between two groups (power) and to provide an estimate of the difference with a reasonable accuracy (precision). He...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
Wolters Kluwer Medknow Publications
2016-01-01
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Series: | Indian Journal of Anaesthesia |
Subjects: | |
Online Access: | http://www.ijaweb.org/article.asp?issn=0019-5049;year=2016;volume=60;issue=9;spage=652;epage=656;aulast=Das |