. Author manuscript; available in PMC: 2011 Aug 8.

Published in final edited form as: Behav Pharmacol. 2011 Jun;22(3):207–221. doi: 10.1097/FBP.0b013e328345ca1c

Table 2.

LSD multiple comparison results from experiment 2

Task and measure	Tenth dose of 0.3 nic	0.1 meca/0.3 nic	0.5 meca/0.3 nic	1.0 meca/0.3 nic	Collapsed baseline
VI-DRL (n=6)
Response rate	4.375^**	1.305	1.305	1.286	1.232
	0.689	0.197	0.197	0.127	0.088
μ	11.93^**	12.35^*	26.11	22.53	25.33
	1.563	1.395	1.741	0.411	0.608
σ	12.11^**	25.99	26.49	22.3	29.62
	0.654	1.593	2.914	2.311	3.023
R²	0.980	0.991	0.982	0.975	0.991
	0.024	0.069	0.035	0.042	0.023
SST (n= 10)
Percent go	94.80	93.10	95.73	94.11	93.48
	2.59	3.54	1.88	4.17	2.71
mRT (s)	0.981	0.977	0.976	1.031	1.090
	0.069	0.066	0.063	0.061	0.063

Means (bold) and standard errors (italics) are reported.

mRT, mean go-reaction time; meca, mecamylamine; nic, nicotine; SST, stop-signal task; VI-DRL, variable-interval differential-reinforcement-of-low-rate.

P < 0.05.

^**

P < 0.01 compared with collapsed baseline. n = 16.