How to Calculate Sample Size for Different Study Designs in Medical Research?

• Author: Charan, Jaykaran ; Biswas, Tamoghna
• Subjects: Medical research ; Medicine, Experimental ; Review ; sample size ; study designs
• Is Part Of: Indian journal of psychological medicine, 2013-04, Vol.35 (2), p.121-126
• Description: Calculation of exact sample size is an important part of research design. It is very important to understand that different study design need different method of sample size calculation and one formula cannot be used in all designs. In this short review we tried to educate researcher regarding various method of sample size calculation available for different study designs. In this review sample size calculation for most frequently used study designs are mentioned. For genetic and microbiological studies readers are requested to read other sources.
  
• Publisher: New Delhi, India: SAGE Publications
  
• Language: English
  
• Identifier: ISSN: 0253-7176
  EISSN: 0975-1564
  DOI: 10.4103/0253-7176.116232
  PMID: 24049221
  
• Source: ProQuest One Psychology
  Open Access: DOAJ - Directory of Open Access Journals
  AUTh Library subscriptions: ProQuest Central
  GFMER Free Medical Journals
  PubMed Central