Table 1.

Mean (standard deviation) peak ratings during maintenance on placebo for items on the Drug Effect Questionnaire with a significant main effect of Methamphetamine only.

	Methamphetamine Dose (mg)
	PL	10	30	F-Value
Active/Alert/Energetic	5.9 (9.1)	17.1 (18.9)	17.6 (13.4)	5.9
Any Effect	6.5 (7.8)	18.9 (17.1)	23.9 (19.7)	10.0
Good Effects	6.9 (7.8)	19.1 (16.3)	23.4 (16.0)	7.4
High	4.9 (7.9)	19.3 (18.5)	23.9 (19.4)	9.3
Irregular/Racing Heartbeat	4.0 (6.7)	11.8 (22.8)	13.1 (11.3)	4.5
Like Drug	4.3 (4.4)	16.9 (16.1)	23.0 (17.5)	7.5
Nauseated	2.5 (2.7)	13.0 (14.2)	11.5 (12.0)	4.0
Pay For	3.8 (4.5)	15.1 (18.6)	19.5 (20.1)	4.0
Rush	4.8 (8.4)	18.0 (18.4)	19.9 (17.1)	7.8
Stimulated	6.8 (9.1)	17.1 (18.1)	22.4 (17.0)	5.3
Take Again	5.0 (5.5)	20.0 (20.4)	29.8 (30.9)	6.4

PL refers to placebo; For all items, df = 2,14; p < 0.05