Table 4. Summary of effects of oCRF on defensive behaviors in the MDTB.

Note that while the 0.2nmol dose had significant effects in all but one subtest, the 0.1nmol dose only affected behaviors in those subtests in which the threat intensity is low.

Subtest	Behaviors	0.1nmol	0.2nmol
Pretest	Line crossings	**	**
	Risk assessment	**	**
Predator Avoidance	Avoidance	0	0
	Escape	0	0
Chase/Flight	Flight speed	0	**
	Jump escapes	0	**
Closed Alley	Approaches	**	**
	Freezing	0	**
Forced Contact	Jump escapes	0	**
	Upright postures	0	**
	Vocalizations	0	**
Posttest	Line crossings	**	**
	Escape attempts	**	**

^*p<.05;

^**p<.01; 0 — effect not significant