Table 2.

Consistency of subgroup labelling between t-tau and p-tau (ADC and ADNI), and across platforms (ADNI)

Biomarker: Platform		ADC p-tau Innotest
ADC T-tau: Innotest	Subgroup	1	2	3	4
	1	960	83	0	0
	2	140	661	58	0
	3	6	209	399	18
	4	0	0	33	60
		P-tau: Luminex
T-tau: Luminex	Subgroup	1	2	3	4
	1	210	108	13	1
	2	116	261	89	2
	3	3	159	138	8
	4	0	10	76	19
		P-tau: Elecsys
T-tau: Elecsys	Subgroup	1	2	3	4
	1	290	0	0	0
	2	186	309	0	0
	3	0	145	185	2
	4	0	0	14	61
		T-tau: Elecsys
T-tau: Luminex	Subgroup	1	2	3	4
	1	256	70	1	0
	2	35	381	43	1
	3	0	44	255	4
	4	0	0	33	70
		P-tau: Elecsys
P-tau: Luminex	Subgroup	1	2	3	4
	1	287	36	0	0
	2	167	296	63	2
	3	21	119	121	48
	4	0	1	13	12