Table 1.

Characteristics of iSCD and healthy controls

Demographic variables	iSCD (n = 39)	Controls (n = 39)	P value
Age (mean(SD), years)	83.00 (4.43)	82.89 (4.13)	.913
Sex (male; female)	19; 20	19; 20	1.00
Education (mean(SD), years)	12.72 (3.77)	11.85 (2. 99)	.261
MMSE (mean(SD))	28.87 (1.031)	28.36 (1.386)	.068

Abbreviations: iSCD, informant-reported subjective cognitive decline; MMSE, Mini–Mental State Examination.

NOTE. Values are number or mean (SD).

NOTE. P values refer to analysis of variance models, followed by two-sample t tests for continuous measures (age, education, MMSE) and χ² test for sex.