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. Author manuscript; available in PMC: 2009 Jul 1.
Published in final edited form as: Alcohol Clin Exp Res. 2008 Jul;32(7):1197–1206. doi: 10.1111/j.1530-0277.2008.00674.x

Table 1.

Individual and Mean (±SEM) ED50 (mg/kg, i.m.) Values for Zolpidem Generalization From Ethanol

1.0 g/kg Ethanol training 2.0 g/kg Ethanol training
Females
 3123a 0.04 2835 0.27
 2830 0.09 5400 NC (0.66)
 2852 0.17 (0.13) 3220 0.17
 2913 NC 5999 0.08 (0.14)
Mean 0.10 ± 0.04 Mean 0.17 ± 0.05
Males
 4864 0.71 5496 0.26
 4865a 0.10 (0.08) 4891 0.64
 4867 NC 4890 0.31 (0.09)
 4889 0.11
 4892a 0.16
 4995 NC
Mean 0.27 ± 0.15 Mean 0.40 ± 0.12

Values from sessions with vehicle (i.m.) pretreatment are shown in parentheses but not included in calculation of the mean. NC, not calculable because maximum ethanol-appropriate responding <50%.

a

Maximum ethanol-appropriate responding ≤79% (i.e., partial generalization).