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[Preprint]. 2023 Aug 15:2023.08.13.553149. [Version 1] doi: 10.1101/2023.08.13.553149

Table 1.

Demographic characteristics of the low b-value imaging datasets.

Dataset Low-b dMRI Scheme Age (y, mean ± SD) Sex CDR
OASIS – Multi-b-value cohort (n = 187) b: 50 – 350 s/mm2,
Multi-b-values: 7 volumes		 71.6 ± 8.4
Range: 46 – 92		 102 (54.5%) 0: 160
0.5: 18
1: 6
2: 3
OASIS – b100 cohort (n = 103) b: 100 s/mm2,
Single-shell: 16-directions		 71.4 ± 8.7
Range: 46 – 92		 54 (52.4%) 0: 93
0.5: 7
1: 3
MICA (n = 49) b: 300 s/mm2,
Single-shell: 10-directions		 29.2 ± 5.7
Range: 15 – 45		 23 (46.9%) N/A
CDMD (n = 26) b: 50, 350, 800 s/mm2,
Multi-shell: 32-directions/shell		 36.8 ± 14.6
Range: 22 – 72		 17 (65.4%) N/A

CDR: Clinical Dementia Rating; dMRI: diffusion-weighted MRI; SD: standard deviation.