GPT and cardiac rhythm disease: Table 3 shows the factors that showed significant differences between groups of survivors and deaths in the validation cohort, including (p < 0.05): MAP, mean SpO2, mean temperature, cardiac arrhythmias, congestive heart failure, ALT, albumin, AST, total bilirubin, creatinine, magnesium, potassium, sodium, urea nitrogen, INR, PT, PTT, RDW, WBC, albumin use, PAD, SOFA, MELD, and urine output.