Table 3.

Mean (± standard error of the mean) locomotor activity and omissions.

	Locomotor activity (locomotor units/ITI)	Shock reactivity (locomotor units/shock)	Omissions
Experiment 1
Pre-RDT
Cocaine	50.78 (7.30)	9.96 (1.97)
Saline	63.46 (10.02)	13.61 (1.91)
Post-RDT
Cocaine	56.89 (11.47)	11.82 (2.44)	15.54 (5.25)
Saline	48.31 (7.66)	11.64 (1.70)	11.16 (1.98)
Experiment 2
Pre-RDT
Cocaine
Male	56.70 (8.96)	2.96 (0.32)	0.72 (0.31)
Female	28.72 (3.82)	1.94 (0.36)	6.03 (1.75)
Sucrose
Male	52.66 (9.93)	3.04 (0.43)	1.15 (0.66)
Female	25.04 (3.67)	2.28 (0.31)	9.53 (2.44)
Post-RDT
Cocaine
Male	46.91 (6.88)	3.91 (0.70)	0.61 (0.31)
Female	29.23 (3.53)	2.30 (0.46)	10.80 (2.49)
Sucrose
Male	40.85 (6.72)	3.63 (0.75)	0.67 (0.20)
Female	25.91 (3.64)	2.92 (0.27)	9.76 (2.01)
Experiment 3
Cocaine	44.30 (8.84)	2.52 (0.41)	0.55 (0.28)
Sucrose	33.30 (9.49)	2.20 (0.39)	2.47 (1.32)
Experiment 4
Cocaine
Male	24.04 (8.91)	1.36 (0.44)	8.22 (4.58)
Female	23.42 (5.25)	1.33 (0.42)	8.78 (3.58)
Saline
Male	37.11 (6.87)	2.37 (0.53)	0.89 (0.37)
Female	13.16 (6.20)	1.17 (0.43)	24.11 (6.95)

Exp, Experiment; RDT, Risky Decision-making Task