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. Author manuscript; available in PMC: 2013 Jan 1.
Published in final edited form as: Alcohol Clin Exp Res. 2011 Oct 17;36(1):130–140. doi: 10.1111/j.1530-0277.2011.01590.x

Table 2.

Comparisons of Behavioral Performance on Stop Signal Task for Low and High Level of Response to Alcohol (LR) Matched-Pair Groups

Mean Reaction Time (msec)
Low LR (n=49) M (SD) High LR (n=49) M (SD) t (p value)
Placebo 649.92 (155.94) 645.98 (144.90) 0.13 (.90)
Alcohol 648.78 (153.27) 667.90 (140.31) -0.64 (.52)
% Responses Successfully Inhibited
Low LR (n=49) M (SD) High LR (n=49) M (SD) t (p value)
Placebo Easy 90.60 (9.17) 89.74 (8.08) 0.49 (.62)
Hard 55.01 (19.45) 56.12 (17.35) -0.30 (.77)
Alcohol Easy 88.52 (12.23) 87.95 (9.63) 0.26 (.80)
Hard 53.73 (18.43) 54.07 (16.82) -0.10 (.92)