Fig. 2From: Prediction of in-hospital stroke mortality in critical care unitCalibration curves in the prediction model of observed and predicted in-hospital mortality. a Calibration curve in ischemic stroke group (Z = 0.65, P = 0.52) shows mild overestimation in high risk group, b calibration curve in hemorrhagic stroke (Z = 0.87, P = 0.36)Back to article page