Agreement and conversion formula between mini-mental state examination and montreal cognitive assessment in an outpatient sample

Table 1 Demographic characteristics and cognitive test scores of the two samples

	Experimental n = 70range (min-max)		Evaluation n = 65range (min-max)
Males	21 (30%)		21 (32.3%)
Age	77.36 (SD: 7.06)	62-89	78.83 (SD: 6.6)	66-91
MoCA	19.03 (SD: 6.35)	4-29	18.57 (SD: 6.78)	4-30
MMSE	24.47 (SD: 4.87)	9-30	24.45 (SD: 4.71)	8-30
Years of education	10.71 (SD: 2.47)	6-18	10.20 (SD: 2.15)	7-17

MoCA: Montreal cognitive assessment; MMSE: Mini-mental state examination.

Table 2 Main diagnoses in the two samples

Diagnoses	Experimental sample			Evaluation sample			Total
	n (%)	MMSE mean (SD)	MoCA mean (SD)	n (%)	MMSE mean (SD)	MoCA mean (SD)
Organic, including symptomatic, mental disorders (F00-F09)	32 (45.7)	22.31 (4.95)	15.93 (5.68)	32 (49.2)	21.75 (4.61)	13.91 (5.11)	64
Schizophrenia, schizotypal and delusional disorders (F20-F29)	4 (5.7)	23.5 (3.7)	18.25 (4.43)	2 (3.1)	26 (5.66)	20 (7.07)	6
Mood (affective) disorders (F30-F39)	18 (25.7)	26.06 (4.42)	21.61 (6.29)	17 (26.2)	26.17 (3.46)	22.29 (5.47)	35
Neurotic, stress-related and somatoform disorders (F40-F48)	16 (22.9)	27.25 (3.49)	22.5 (5.33)	14 (21.5)	28.28 (1.85)	24.5 (3.69)	30

MoCA: Montreal cognitive assessment; MMSE: Mini-mental state examination.

Table 3 Conversion table

MoCA scores	MMSE scores
1	3
2	6
3	8
4	10
5	11
6	13
7	14
8	15
9	16
10	17
11	19
12	19
13	20
14	21
15	22
16	23
17	24
18	25
19	25
20	26
21	27
22	27
23	28
24	28
25	29
26	29
27	30
28	30
29	30
30	30

MoCA: Montreal cognitive assessment; MMSE: Mini-mental state examination.