Table 1. Mean values (SD) for standardized SCR, by group, and corresponding paired-sample t tests, for the analyses in section 3.1 (N = 65).

		Groups
		10 min	6 h	No-reminder
Acquisition	Last half (CS+)	0.29 (0.31)	0.31 (0.29)	0.31 (0.32)
	Last half (CS-)	0.09 (0.13)	0.12 (0.17)	0.09 (0.11)
	t	2.68*	3.71***	3.72***
Extinction	Last trial (CS+)	0.02 (0.03)	0.06 (0.15)	0.03 (0.09)
	Last trial (CS-)	0.03 (0.04)	0.06 (0.20)	0.07 (0.16)
	t	0.94	0.23	1.87
Fear reduction	Last half acquisition	0.19 (0.32)	0.19 (0.24)	0.22 (0.27)
	Last trial extinction	-0.01 (0.06)	-0.004 (0.08)	-0.04 (0.10)
	t	2.70*	4.06***	4.35***
Spontaneous	Last trial extinction	-0.01 (0.06)	-0.004 (0.08)	-0.04 (0.10)
recovery	First trial re-extinction	0.002 (0.21)	0.17 (0.31)	0.13 (0.24)
	t	0.28	2.66*	3.25**

When CS+/CS- are not indicated, differential scores are reported (CS+ minus CS-). *p < .05, **p < .01, ***p ≤ .001