Fig. 4From: Clinical prediction in defined populations: a simulation study investigating when and how to aggregate existing modelsDiscrimination: Area under receiver operating characteristic curve (AUC) in the validation set for SR, PCA and the two newly derived models across all scenarios. The PLS results were nearly identical to SR/PCA and so are omitted for clarity. Note: σ = 1 was removed from the plot for clarity since the results quantitatively similar to σ = 0.75Back to article page