Figure 3From: Prediction of severe community-acquired pneumonia: a systematic review and meta-analysisSROC curve and area under the curve (AUC) of Pneumonia Severity Index (PSI) and CURB-65 to predict ICU admission. Individual studies are represented by a number indicating the cut-off used. Their place on the diagram represents the sensitivity and specificity of the individual study. Diamonds represent meta-analytic test statistics for each cut-off.Back to article page