Table 3.

Conversion table between the study measures

Observed			Change
MMSE	ADAS-Cog	SIB	MMSE	ADAS-Cog	SIB
0		5	−12		−62
1		14	−11		−46
2		26	−10	20	−42
3	64	34	−9	18	−38
4	66	40	−8	18	−36
5	60	47	−7	16	−28
6	60	52	−6	12	−22
7	58	56	−5	8	−16
8	56	61	−4	6	−13
9	52	66	−3	4	−8
10	48	70	−2	2	−5
11	46	75	−1	1	−2
12	44	79	0	−1	1
13	40	81	1	−2	4
14	38	83	2	−4	6
15	34	85	3	−5	8
16	32	87	4	−7	10
17	31	89	5	−9	13
18	28	90	6	−11	16
19	26	91	7	−12	19
20	24	93	8	−14	22
21	22	95	9	−19	27
22	21	96	10	−23	34
23	19	96	11	−23	42
24	17	97	12	−26	42
25	15	98	13		42
26	13	98	14		48
27	11	99	15		48
28	10	100	16		45
29	9	100	17		45
30	6	100	18		49

ADAS-Cog and SIB scores are based on median value across different measurement points to define the corresponding scores between the scales.

ADAS-Cog, Alzheimer’s Disease Assessment Scale–Cognitive Subscale; MMSE, Mini-Mental State Examination; SIB, Severe Impairment Battery.