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Fig. 9 | Alzheimer's Research & Therapy

Fig. 9

From: Reference tissue normalization in longitudinal 18F-florbetapir positron emission tomography of late mild cognitive impairment

Fig. 9

Spearman’s rank correlation between cerebrospinal fluid (CSF) amyloid-β1–42 (Aβ1–42) and 18F-florbetapir standardized uptake value ratio (SUVR) median and mean and weighted two-point correlation function (wS2) measures at baseline (black bars) and 24-month follow-up (red bars) for five different reference tissue normalization schemes

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