Relationship between the Montreal Cognitive Assessment and Mini-mental State Examination for assessment of mild cognitive impairment in older adults

Table 2 Demographic, cognitive test and scale scores by diagnostic group

Variable	HC (n = 219)	MCI (n = 299)	AD dementia (n = 100)	p-value*
Age (years)	77.69 ± 6.24 (63–94)	74.19 ± 7.91 (56–92)	77.58 ± 7.62 (56–92)	<.0001
Sex (% male)	50.68	60.87	67.00	.0103
Education (years)	16.42 ± 2.72 (6–20)	16.18 ± 2.76 (8–20)	15.75 ± 3.08 (3–20)	.1353
MMSE	29.07 ± 1.24 (23–30)	27.83 ± 1.92 (21–30)	20.31 ± 4.70 (7–30)	<.0001
% subjects with MMSE ≥24	99.54	98.33	21.00	<.0001
MoCA	25.57 ± 2.75 (16–30)	23.41 ± 3.38 (13–30)	15.30 ± 5.51 (1–28)	<.0001
% subjects with MoCA ≥17	99.54	96.32	48.00	<.0001
% subjects with MoCA ≥19	99.09	90.97	36.00	<.0001
% subjects with MoCA ≥23	87.67	65.89	7.00	<.0001
FAQ	0.30 ± 1.06 (0–10)	3.01 ± 4.20 (0–25)	18.63 ± 6.94 (4–30)	<.001
% subjects with abnormal FAQ^a	0 %	1.7 %	60 %	<.001

Data are expressed as mean ± SD (range) except where frequencies are used for categorical data
AD Alzheimer’s disease, ANOVA analysis of variance, HC healthy control, FAQ Functional Activities Questionnaire, MCI mild cognitive impairment, MMSE Mini Mental State Exam, MoCA Montreal Cognitive Assessment, SD standard deviation
*chi-square test for categorical variables; F test (ANOVA) for continuous variables
^aabnormal FAQ defined as at least 3 items each with a score of 3 points

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