. Author manuscript; available in PMC: 2015 May 1.

Published in final edited form as: Exp Brain Res. 2014 Jan 31;232(5):1443–1458. doi: 10.1007/s00221-014-3829-9

Table 3.

Comparison of extinguished and unextiguished conditioned fear at the Extinction Recall phase and contextual fear renewal effect measured at the Fear Renewal phase using differential SCR and retrospective differential shock expectancy.

	mean 1^st 2 (SD)	mean 1^st 4 (SD)
Differential SCR in μS (N=26)
Extinction Recall
CS+E	0.22 (0.45)	0.14 (0.27)
CS+U	0.22 (0.54)	0.09 (0.30)
p-value, paired t-test	0.99	0.52
Recall and Renewal
CS+E Recall	0.22 (0.45)	0.14 (0.27)
CS+E Renewal	0.09 (0.53)	0.01 (0.30)
p-value, paired t-test	0.28	0.12
Differential Retrospective Shock
Expectancy in mm (N=25)
Extinction Recall
CS+E	20.84 (32.04)
CS+U	46.12 (36.90)
p-value, paired t-test	0.001
Recall and Renewal
CS+E Recall	20.84 (32.04)
CS+E Renewal	53.06 (34.76)
p-value, paired t-test	0.002