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Table 1: Perfusion CT values in the infarct core and ischemic penumbra
Core Penumbra P Value
CBV ratio 0.25 ± 0.09 0.81 ± 0.17 <.001
CBF (mL/100 g/min) 6.9 ± 2.8 25.9 ± 2.7 <.001
CBF ratio 0.14 ± 0.05 0.49 ± 0.06 <.001
ΔTTP (s) 6.5 ± 2.63 4.32 ± 1.54 <.01
Note:—CBV indicates cerebral blood volume; CBF, cerebral blood flow; TTP, time to peak.