Joseph François Malgaigne
Joseph François Malgaigne (1806-1865) French Surgeon medical historian and critical thinker. Malgaine fracture (1847) unstable pelvic fracture
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Logistic regression analysis
Logistic regression analysis is used to predict a dependent binary outcome (yes/no, dead/alive) based on one or more predictor variables
Power and Sample Size
It is unethical and a waste of time and resources to embark on a study when there is a high chance of a false negative result (Type II error). The commonest cause of this is having a sample size that is too small
Diagnostic Tests in Research
Diagnostic tests and terms: sensitivity; specificity; positive predictive value; negative predictive value; likelihood ratio; receiver operator characteristic curve (ROC curve)