Four subgroups based on tau levels in Alzheimer’s disease observed in two independent cohorts

Table 7 Frequencies of individuals remaining or changing subgroup over time from baseline (rows)

Biomarker: Platform		Subgroup at last measurement
T-tau: Luminex	Baseline subgroup	1	2	3	4
	1	110	35	1	0
	2	22	188	42	0
	3	0	18	139	15
	4	0	1	13	35
T-tau: Elecsys	Baseline subgroup	1	2	3	4
	1	92	25	1	0
	2	11	206	36	0
	3	0	17	147	13
	4	0	1	4	33
P-tau: Luminex	Baseline subgroup	1	2	3	4
	1	103	63	11	0
	2	24	164	91	5
	3	2	23	100	13
	4	0	1	6	6
P-tau: Elecsys	Baseline subgroup	1	2	3	4
	1	185	33	0	0
	2	9	197	25	0
	3	0	14	75	12
	4	0	0	4	33

ISSN: 1758-9193