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

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 vario...

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Detalles Bibliográficos
Autores principales: Charan, Jaykaran, Biswas, Tamoghna
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Medknow Publications & Media Pvt Ltd 2013
Materias:
Review Article
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3775042/
https://www.ncbi.nlm.nih.gov/pubmed/24049221
http://dx.doi.org/10.4103/0253-7176.116232
Descripción
Sumario: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.

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