Sample size estimation and power analysis for clinical research studies

• Autors principals: K P Suresh (Autor), S Chandrashekara (Autor)
• Format: Llibre
• Publicat: Wolters Kluwer Medknow Publications, 2012-01-01T00:00:00Z.
• Matèries: article
• Accés en línia: Connect to this object online.

Determining the optimal sample size for a study assures an adequate power to detect statistical significance. Hence, it is a critical step in the design of a planned research protocol. Using too many participants in a study is expensive and exposes more number of subjects to procedure. Similarly, if...