Figure 6From: Insulin-related decrease in cerebral glucose despite normoglycemia in aneurysmal subarachnoid hemorrhageCourse of cerebral extracellular glutamate during insulin infusion. Data are expressed as mean ± standard error of hourly microdialysate concentrations from 24 patients treated with continuous intravenous insulin. Levels of significance are indicated for comparison with microdialysate concentrations at onset of insulin infusion (Wilcoxon signed-rank test). *P < 0.05Back to article page