Description: PAmeasures measures for the predictive power of a prediction function based on a regression model.
Reference: Li G, Wang X. Prediction Accuracy Measures for a Nonlinear Model and for Right-Censored Time-to-Event Data. J Am Stat Assoc. 2019;114(528):1815-1825. doi: 10.1080/01621459.2018.1515079. Epub 2019 Mar 11. PMID: 32863480; PMCID: PMC7454169. https://pubmed.ncbi.nlm.nih.gov/32863480/