Figure 68-5 Comparison of mean changes in choice reaction time (CRT) postoperatively in untreated controls and outpatients who received thiopental, methohexital, or propofol for induction of anesthesia. *P < .05. (Redrawn with modification from Mackenzie N, Grant IS: Comparison of the new emulsion formulation of propofol with methohexitone and thiopentone for induction of anaesthesia in day cases. Br J Anaesth 57:725, 1985.)


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