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. 2020 Oct 2;10:16396. doi: 10.1038/s41598-020-73362-z

Table 2.

Demographic and clinical variables of the study participants.

HC (n = 12) AD (n = 31) p Value
Age (years (median, IQR)) 69 (60, 70) 69 (67, 74) 0.072
Gender (female, n (%)) 4 (33%) 18 (58%) 0.146
CSF β-Amyloid (pg mL-1) (median (IQR)) 1178 (1031, 1414) 552 (465, 678)  < 0.001*
CSF total Tau (pg mL-1) (median (IQR)) 274 (167, 368) 641 (387, 1043) 0.002*
CSF phosphorylated Tau (pg mL-1) (median (IQR)) 44 (36, 57) 101 (71, 146)  < 0.001*
CDR (median, IQR) 0 (0, 0) 0.5 (0.5, 1)  < 0.001*
MMSE (median, IQR) 30 (28, 30) 24 (18, 26)  < 0.001*
RBANS.MI (median, IQR) 86 (81, 95) 53 (40, 73)  < 0.001*
RBANS.VC (median, IQR) 201 (81, 116) 72 (56, 89) 0.001*
RBANS.L (median, IQR) 92 (83, 95) 60 (51, 82)  < 0.001*
RBANS.A (median, IQR) 97 (84, 100) 60 (56, 79)  < 0.001*
RBANS.DM (median, IQR) 98 (89, 105) 48 (40, 60)  < 0.001*
FAQ (median, IQR) 0 (0, 1) 6 (1, 13)  < 0.001*

*p < 0.05.

IQR: Interquartile range, CDR, clinical dementia rating, RBANS: repeatable battery for the assessment of neuropsychological status (immediate memory [RBANS.IM], visuospatial/constructional [RBANS.V/C], language [RBANS.L], attention [RBANS.A], delayed memory [RBANS.DM]). FAQ: Functional Activities Questionnaire.