title: Comment: Measures to summarize and compare the predictive capacity of markers.
abstract: In their presentation on measures of predictive capacity Gu and Pepe say little about calibration. This comment distinguishes conditional and unconditional calibration and how these relate to the stated results.
authors.affiliation: Harvard University, Boston, MA, USA.
authors.forename: Nancy R
authors.initials: NR
authors.lastname: Cook
mesh_terms: D015415:Biomarkers; D006801:Humans; D015233:Models, Statistical; D012372:ROC Curve; D012107:Research Design; D012306:Risk
chemical_list: D015415:Biomarkers