198 Chapter 7 SUPPLEMENTARY MATERIAL Supplementary Table 1. Characteristics of the total sample at baseline Total sample Follow-up subset Sample, n 147 61 Age, y 65.4 ± 7.4 65.1 ± 7.5 Female, n (%) 70 (48%) 27 (44%) Cognitively impaired, n 92 26 Amyloid positive, n 111 35 MMSE 26 ± 4 27 ± 3 Time between MRI scans, m - 25.9 ± 7.2 Time between PET scans, m - 25.2 ± 3.7 Global tau PET BPND 0.26 ± 030 0.13 ± 0.18 Global cortical thickness, mm 2.19 ± 0.13 2.11 ± 0.07 Global R1 0.88 ± 0.05 0.90 ±0.05
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