Skip to main content
. Author manuscript; available in PMC: 2022 Dec 1.
Published in final edited form as: Cortex. 2021 Oct 7;145:160–168. doi: 10.1016/j.cortex.2021.09.010

Table 1 –

Average sociodemographic information and severity of impairment by group. Welch’s t-test with significance level, uncorrected. MMSE: Mini-Mental State Evaluation; CDR: Clinical Dementia Rating scale.

Sociodemographic information and severity PiB negative N = 70 PiB positive N = 47 Welch’s t-test p value
Age 65.83 63.71 −1.38 .17
Handedness (% right-handed) 77 77 .07 .97
Gender (% female) 53 60 .69 .49
Education (years) 15.72 16.91 2.05 .04
MMSE 24.03 22.28 −1.38 .17
CDR .59 0.6 .14 .89
CDR Box Score 2.98 3.33 .73 .46