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Table 4 Day 7 Psychomotor vigilance test results (M ± SD)

From: Evaluation of the effects of two doses of alpha glycerylphosphorylcholine on physical and psychomotor performance

Variable 500 mg A-GPC 250 mg A-GPC 200 mg Caffeine Placebo
Mean RT (sec) 0.330 ± 0.059 0.359 ± 0.106 0.315 ± 0.070 0.326 ± 0.070
Max RT (sec) 2.376 ± 3.235 1.351 ± 1.716 2.149 ± 3.914 1.982 ± 3.150
Minor lapes (count) 2.916 ± 1.621 5.000 ± 1.507 2.636 ± 2.292 3.833 ± 5.937