. Author manuscript; available in PMC: 2022 Jun 6.

Published in final edited form as: J Alzheimers Dis. 2022;87(2):761–769. doi: 10.3233/JAD-215388

Table 7.

CCI-12 (12 items) informant-based assessment mapped to ECog informant-based assessment using Quadratic Regression

CCI-12	ECog	CCI-12	ECog	CCI-20	ECog
12	36	33	57	54	83
13	37	34	58	55	84
14	37	35	60	56	85
15	38	36	61	57	86
16	39	37	62	58	88
17	40	38	63	59	89
18	41	39	64	60	90
19	42	40	65
20	43	41	66
21	44	42	68
22	45	43	69
23	47	44	70
24	48	45	71
25	49	46	72
26	50	47	74
27	51	48	75
28	52	49	76
29	53	50	77
30	54	51	79
31	55	52	80
32	56	53	81

CCI-12	ECog	CCI-12	ECog	CCI-20	ECog
12	36	33	57	54	83
13	37	34	58	55	84
14	37	35	60	56	85
15	38	36	61	57	86
16	39	37	62	58	88
17	40	38	63	59	89
18	41	39	64	60	90
19	42	40	65
20	43	41	66
21	44	42	68
22	45	43	69
23	47	44	70
24	48	45	71
25	49	46	72
26	50	47	74
27	51	48	75
28	52	49	76
29	53	50	77
30	54	51	79
31	55	52	80
32	56	53	81

CCI-12	ECog	CCI-12	ECog	CCI-20	ECog
12	36	33	57	54	83
13	37	34	58	55	84
14	37	35	60	56	85
15	38	36	61	57	86
16	39	37	62	58	88
17	40	38	63	59	89
18	41	39	64	60	90
19	42	40	65
20	43	41	66
21	44	42	68
22	45	43	69
23	47	44	70
24	48	45	71
25	49	46	72
26	50	47	74
27	51	48	75
28	52	49	76
29	53	50	77
30	54	51	79
31	55	52	80
32	56	53	81

CCI-12	ECog	CCI-12	ECog	CCI-20	ECog
12	36	33	57	54	83
13	37	34	58	55	84
14	37	35	60	56	85
15	38	36	61	57	86
16	39	37	62	58	88
17	40	38	63	59	89
18	41	39	64	60	90
19	42	40	65
20	43	41	66
21	44	42	68
22	45	43	69
23	47	44	70
24	48	45	71
25	49	46	72
26	50	47	74
27	51	48	75
28	52	49	76
29	53	50	77
30	54	51	79
31	55	52	80
32	56	53	81