Table 2. Uptake values of 18F-FDG and 15O-H2O in the fasting and glucose-loading conditions.
Region |
Fasting condition |
Glucose-loading condition |
P-value | T-value | |||
---|---|---|---|---|---|---|---|
Mean | s.d. | Mean | s.d. | ||||
18F-FDG | |||||||
PP | 151.1 | 5.8 | 142.4 | 6.1 | <0.001 | 4.75 | |
LPC | 118.7 | 6.0 | 113.4 | 4.5 | <0.001 | 5.28 | |
FC | 102.7 | 4.8 | 98.9 | 5.0 | <0.001 | 4.80 | |
15O-H2O | |||||||
PP | 137.3 | 4.4 | 134.4 | 4.4 | 0.004 | 3.49 | |
LPC | 104.7 | 4.6 | 103.2 | 4.2 | 0.032 | 2.15 | |
FC | 91.6 | 2.5 | 90.0 | 3.1 | 0.025 | 2.32 |
18F-FDG, fluorine-18-labeled fluorodeoxyglucose; 15O-H2O, oxygen-15-labeled water; FC, frontal cortex; LPC, lateral parietal cortex; PP, precuneus/posterior cingulate. P-and T-values from a one-tailed paired t-test between the fasting and glucose-loading conditions.