Self-Medication	High Risk	Susceptibility	Shared Vulnerability
PTSD increases risk for AUD. Alcohol use is an attempt to reduce PTSD symptoms.	AUD increases risk for PTSD. Alcohol use impairs detection of danger cues in the environment. Alcohol use increases the risk of trauma exposure.	AUD increases risk for PTSD. Alcohol use interferes with emotional processing after exposure to trauma. Alcohol withdrawal symptoms increase anxiety and hyperarousal.	PTSD and AUD have similar risk factors and the association is noncausal. Risk factors can be: Genetic Environmental Individual (e.g., personality)