Patient characteristics for patients included in models predicting death and readmission after ICU discharge.

aP-value calculated using Pearson Chi-square.bP-value calculated using student t-test.cP-value calculated using two-sample Wilcoxon rank-sum (Mann-Whitney) test.APACHE = Acute Physiology and Chronic Health Evaluation IV Score; BMI = Body Mass Index; ICU LOS = ICU length of stay in days; IQR = Interquartile Range; SD = Standard Deviation.