Table 1.

Sex differences in percentage choice of the punished reward for each delay block

Delay	Sex	Mean	SEM	t	df	p
0 s	Male	17.611	8.98	−0.882	18	0.389
	Female	8.722	4.56
4 s	Male	28.933	12.87	−0.303	18	0.766
	Female	23.677	11.644
8 s	Male	42.933	14.081	−0.53	18	0.603
	Female	32.727	13.155
12 s	Male	60.711	11.934	−1.428	18	0.17
	Female	36.122	12.414
16 s	Male	78.514	9.491	−2.311	18	0.033*
	Female	41.501	12.905
No	Male	82.755	9.446	−2.389	18	0.028*
shock	Female	45.042	12.65