Sample size: how many participants do I need in my research?

• Główni autorzy: Jeovany Martínez-Mesa (Autor), David Alejandro González-Chica (Autor), João Luiz Bastos (Autor), Renan Rangel Bonamigo (Autor), Rodrigo Pereira Duquia (Autor)
• Format: Książka
• Wydane: Sociedade Brasileira de Dermatologia, 2014-07-01T00:00:00Z.
• Hasła przedmiotowe: article
• Dostęp online: Connect to this object online.

The importance of estimating sample sizes is rarely understood by researchers, when planning a study. This paper aims to highlight the centrality of sample size estimations in health research. Examples that help in understanding the basic concepts involved in their calculation are presented. The sce...