1. Department of Vascular Surgery, Sun Yat‑Sen Memorial Hospital of Sun Yat‑Sen University, Guangzhou, Guangdong 510000, P.R. China
2. Department of Hepatobiliary Surgery, Sun Yat‑Sen Memorial Hospital of Sun Yat‑Sen University, Guangzhou, Guangdong 510000, P.R. China
3. Intensive Care Unit, First Affiliated Hospital of Jinzhou Medical University, Jinzhou, Liaoning 121001, P.R. China
4. Medical Intensive Care Unit, First Affiliated Hospital of Sun Yat‑Sen University, Guangzhou, Guangdong 510080, P.R. China