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[Preprint]. 2024 Feb 12:2024.02.09.579529. [Version 1] doi: 10.1101/2024.02.09.579529

Table 1:

Demographics and clinical characteristics for biofluid samples.

Asymptomatic Symptomatic
non-carrier
(N=48)
GRN
(N=40)
non-carrier
(N=47)
GRN
(N=32)
C9orf72
(N=22)
MAPT
(N=25)
Age
 Mean (SD) 49.7 (11.4) 51.2 (14.3) 65.2 (8.54) 62.1 (9.86) 58.8 (7.65) 53.3 (10.8)
 Median [Min, Max] 50.5 [26.0, 76.0] 51.5 [23.0, 71.0] 65.0 [40.0, 81.0] 63.5 [32.0, 81.0] 59.5 [35.0, 72.0] 53.0 [31.0, 70.0]
Sex
 Female 19 (39.6%) 18 (45.0%) 17 (36.2%) 18 (56.3%) 13 (59.1%) 14 (56.0%)
 Male 29 (60.4%) 22 (55.0%) 30 (63.8%) 14 (43.8%) 9 (40.9%) 11 (44.0%)
Race
 White 46 (95.8%) 36 (90.0%) 45 (95.7%) 30 (93.8%) 22 (100%) 25 (100%)
 Asian 1 (2.1%) 4 (10.0%) 1 (2.1%) 1 (3.1%) 0 (0%) 0 (0%)
 Other 0 (0%) 0 (0%) 0 (0%) 1 (3.1%) 0 (0%) 0 (0%)
 Unknown 1 (2.1%) 0 (0%) 1 (2.1%) 0 (0%) 0 (0%) 0 (0%)
CDR® plus NACC FTLD Sum of Boxes Score at First Visit
 Mean (SD) 0 (0) 0 (0) 6.05 (2.96) 8.45 (6.14) 6.61 (4.39) 8.84 (6.58)
 Median [Min, Max] 0 [0, 0] 0 [0, 0] 5.50 [1.50, 12.5] 7.25 [0.500, 24.0] 6.25 [0.500, 17.0] 7.50 [0.500, 24.0]
Primary Clinical Phenotype
 Clinically Normal 48 (100%) 37 (92.5%) 0 (0%) 0 (0%) 0 (0%) 0 (0%)
 Behavioral Variant Frontotemporal Dementia 0 (0%) 0 (0%) 8 (17.0%) 13 (40.6%) 14 (63.6%) 17 (68.0%)
 Primary Progressive Aphasia - Agrammatic/Nonfluent Variant Subtype 0 (0%) 0 (0%) 11 (23.4%) 5 (15.6%) 0 (0%) 0 (0%)
 Primary Progressive Aphasia - Logopenic Variant Subtype 0 (0%) 0 (0%) 0 (0%) 1 (3.1%) 0 (0%) 0 (0%)
 Primary Progressive Aphasia - Semantic Variant Subtype 0 (0%) 0 (0%) 2 (4.3%) 0 (0%) 1 (4.5%) 0 (0%)
 Corticobasal Syndrome - Typical Or Variant 0 (0%) 0 (0%) 25 (53.2%) 4 (12.5%) 0 (0%) 0 (0%)
 Frontotemporal Dementia/Amyotrophic Lateral Sclerosis 0 (0%) 0 (0%) 1 (2.1%) 0 (0%) 2 (9.1%) 0 (0%)
 Progressive Supranuclear Palsy/Richardson’s Syndrome 0 (0%) 0 (0%) 0 (0%) 0 (0%) 0 (0%) 2 (8.0%)
 Amyotrophic Lateral Sclerosis 0 (0%) 0 (0%) 0 (0%) 0 (0%) 3 (13.6%) 0 (0%)
 Alzheimer’s Disease Dementia 0 (0%) 0 (0%) 0 (0%) 2 (6.3%) 0 (0%) 0 (0%)
 MCI - Behavior 0 (0%) 0 (0%) 0 (0%) 3 (9.4%) 0 (0%) 2 (8.0%)
 MCI - Cognitive Variants: aMCIsd, aMCImd, naMCIsd, naMCImd 0 (0%) 1 (2.5%) 0 (0%) 3 (9.4%) 2 (9.1%) 4 (16.0%)
 Other 0 (0%) 2 (5.0%) 0 (0%) 1 (3.1%) 0 (0%) 0 (0%)
Sample Type
 CSF and Plasma 24 (50.0%) 21 (52.5%) 41 (87.2%) 15 (46.9%) 19 (86.4%) 22 (88.0%)
 Plasma Only 24 (50.0%) 18 (45.0%) 6 (12.8%) 14 (43.8%) 1 (4.5%) 2 (8.0%)
 CSF Only 0 (0%) 1 (2.5%) 0 (0%) 3 (9.4%) 2 (9.1%) 1 (4.0%)
Subjects with Longitudinal (≥ 2) Plasma Samples
 Yes 27 (56.3%) 29 (72.5%) 1 (2.1%) 14 (43.8%) 1 (4.5%) 0 (0%)
 No 21 (43.8%) 11 (27.5%) 46 (97.9%) 18 (56.3%) 21 (95.5%) 25 (100%)
Subjects with Longitudinal (≥ 2) CSF Samples
 Yes 12 (25.0%) 7 (17.5%) 1 (2.1%) 6 (18.8%) 1 (4.5%) 0 (0%)
 No 36 (75.0%) 33 (82.5%) 46 (97.9%) 26 (81.3%) 21 (95.5%) 25 (100%)