Figure 3
From: A modified Wald interval for the area under the ROC curve (AUC) in diagnostic case-control studies

Effect of varying case-control ratio. Box plot of the coverage probability for varying case-control ratios (n = (40,100,200) and AUC 0 = (0.7,0.8,0.9), cross = median, box = 25%-75% quantile, whiskers = min - max).