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TABLE 1: 
Patient characteristics and findings of pre-treatment CBF study
CharacteristicHyperperfusion Group (n = 3)Nonhyperperfusion Group (n = 27)P Value
Age (y)78.3 ± 4.266.7 ± 7.8.0185
Interval from onset (d)120 ± 30122 ± 22.6.9896
Degree of carotid stenosis (%)99 ± 093 ± 7.2.2
Resting CBF (mL/100 g/min)19.6 ± 2.725.1 ± 5.8.1285
Asymmetry index (%)70.2 ± 25.291.1 ± 14.1.0325
Pretreatment CVR (%)6.3 ± 5.740.3 ± 20.1.0075