FIG 4. Scatterplot of CT-CBF with VPE (threshold of 8 mL/100 g) against PET-CBF and associated linear regression in subject 1. The slope approaches 1.0, and the correlation coefficient (r = 0.69) increases compared with that without VPE.
FIG 4. Scatterplot of CT-CBF with VPE (threshold of 8 mL/100 g) against PET-CBF and associated linear regression in subject 1. The slope approaches 1.0, and the correlation coefficient (r = 0.69) increases compared with that without VPE.