title: Sample size determination in clinical research: 1.
abstract: In this two-part series, the main designs in clinical research are considered and, using examples, sample size calculation is explained. The information required in order to calculate the sample size for clinical research is highlighted to enable researchers to spend their time most efficiently with statisticians.
authors: Lyme Brook Mental Health Centre, Newcastle.
authors: L
authors: L
authors: Ogundipe
mesh_terms: D006801:Humans; D012107:Research Design / Q000592:standards*; D018401:Sample Size