. Author manuscript; available in PMC: 2008 Jan 1.

Published in final edited form as: Neurosci Biobehav Rev. 2007 Jun 5;31(6):882–896. doi: 10.1016/j.neubiorev.2007.05.009

Table 1.

Differential effects of stimulants on behavioral organization

‘Stimulant’	Locomotor Activity	Spatial d	Entropy h	Spatial CV	Temporal CV	Exploratory Behaviors
Amphetamine	↑	↓ ↔^a ↑	↑	↓	↓	↔ ^a ↑
Apomorphine	↓ ^a ↑	↓	n/a	↑	↔^b ↓	↓
MDMA	↑	↓	↓ ↑	↑	↔^b ↓	↓
Phencyclidine	↑	↑	n/a	↑	↓	↓ ^a ↑
Scopolamine	↑	↓	n/a	↑	↔^b ↓	↔ ^b ↑
Caffeine	↔^b ↑	↔	n/a	↔	↔^b ↓	↔ ^a ↑
Nicotine	↔^b ↑	↔	n/a	↔	↔^b ↓	↔ ^a ↓

denotes a dose-dependent change in effect

denotes a time-dependent change in effect

n/a denotes not assessed