1. Department of Vascular Surgery , Saitama Medical Center, , 1981 Kamoda, Kawagoe, Saitama 350-0844 , Japan
2. Saitama Medical University , Saitama Medical Center, , 1981 Kamoda, Kawagoe, Saitama 350-0844 , Japan
3. Department of Emergency and Critical Care Medicine , Saitama Medical Center, , 1981 Kamoda, Kawagoe, Saitama 350-0844 , Japan