Table 1. The Symptomatology of PTSD and SEFL.

PTSD symptom	SEFL parallel	Source
Hyper-reactivity to mild stress, lasting at least 90 days	Increased freezing to 1 shock or loud noise	Rau et al, 2005
Propensity to form new fears (comorbidity with simple phobia	Increased cued and contextual fear	Rau et al, 2005
Anxiety	Anxiety; open field; elevated plus maze	Figure 1a and b
Co-morbid alcohol and drug abuse	Increased voluntary alcohol consumption	Meyer et al, 2013
Symptoms present >30 days post trauma	>90 days	Rau and Fanselow, 2009
Increased startle reactivity	Hyper-reactivity to loud noise	Figure 1c and d
Co-morbid depression	Forced swim test	Figure 1e and f

This table displays the overlap of symptoms of SEFL and PTSD, supporting the use of SEFL as a rodent model of PTSD.