516: SOCIAL DETERMINANTS OF HEALTH IMPACT HOSPITAL LENGTH OF STAY FOR CHILDREN WITH SEVERE SEPSIS. (January 2022) - West, Alina; Hamilton, Hunter; Ammar, Nariman; Gunturkun, Fatma; Jones, Tamekia; Chinthala, Lokesh; Burroughs, Anna; Shaban-Nejad, Arash; Shah, Samir