GPT and injury: Previous studies in patients with ischemic hepatitis have identified various independent risk factors of mortality: older age, higher ICU severity scores, septic shock, higher international normalized ratio, renal failure, higher bilirubin, higher lactate dehydrogenase, lower albumin, and requirement of vasopressors.8, 25, 26, 27, 28 However, the study populations have been heterogeneous and typically included ICU patients or patients with severe liver injury with ALT over 3000–4000 IU/L, and none have been conducted on an Australian population.