P639. “Ask Your Heart What It Doth Know”: 100+ Heart Rate Variability-Based Biomarkers of Mental and Physical Health Identified in a Large Cohort of Trauma Survivors

Personal health monitors that include assessment of heart rate variability (HRV) are becoming ubiquitous. Short-term HRV variables highlight complex interactions, including between the autonomic nervous system, respiratory rate, and baroreceptors. There is increasing interest in determining whether caregivers and patients can leverage such monitors to help assess mental and physical health and response to treatment.