Figure 2.
Correlation analyses between [11C]PiB cerebrum/vermis uptake ratios and CSF Aβ42 in anatomically defined regions of interest. Correlation coefficients (Pearson): (A) r = −.503, p = .005; (B) r = −.400, p = .029; (C) r = −.460, p = .011. Aβ42, beta amyloid [1-42]; [11C]PiB, carbon-11-labeled Pittsburgh Compound B; CSF, cerebrospinal fluid.