Table 2:
Baseline values of PET variables in the hemispheres ipsilateral to intracranial artery disease and in healthy controlsa
| Variable | Category |
|||
|---|---|---|---|---|
| Asymptomatic | Coexistent | Remote | Controls | |
| CBF (mL/100 g/min) | 39.5 ± 7.3 | 36.3 ± 7.8 | 34.0 ± 6.6b | 44.6 ± 4.5 |
| CMRO2 (mL/100 g/min) | 3.29 ± 0.50 | 2.96 ± 0.44 | 2.89 ± 0.42 | 3.43 ± 0.33 |
| OEF (%) | 48.0 ± 5.9 | 50.7 ± 6.8 | 50.3 ± 5.8 | 44.5 ± 3.8 |
| CBV (mL/100 g) | 3.53 ± 0.54 | 3.85 ± 0.83 | 3.84 ± 0.75 | 3.98 ± 0.48 |
| CBF/CBV (per min) | 11.3 ± 2.1 | 9.8 ± 2.7 | 9.2 ± 2.6 | 11.4 ± 1.8 |
Note:—Asymptomatic indicates asymptomatic artery disease; Coexistent, coexistent asymptomatic artery disease; Remote, remote symptomatic artery disease.
a
Values are means.
b
P < .001 vs corresponding value in healthy controls (1-way ANOVA and post hoc Scheffe analysis).