title: Not different is not the same as the same: how can we tell?
authors.affiliation: Department of Anaesthesia and Pain Medicine, University of Edinburgh, Royal Infirmary, United Kingdom. g.b.drummond@ed.ac.uk
authors.forename: Gordon B
authors.initials: GB
authors.lastname: Drummond
authors.forename: Sarah L
authors.initials: SL
authors.lastname: Vowler
mesh_terms: D016001:Confidence Intervals; D003627:Data Interpretation, Statistical; D003937:Diagnosis, Differential; D005189:False Positive Reactions; D015233:Models, Statistical; D012372:ROC Curve; D011897:Random Allocation; D015203:Reproducibility of Results; D012107:Research Design; D018401:Sample Size; D012680:Sensitivity and Specificity