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. 2019 May 14;14(5):e0217026. doi: 10.1371/journal.pone.0217026

Table 3. Change over time in profiles defined by CSF biomarkers profiles in 70 patients with 2 assessments of biomarkers.

Profiles are based on CSF Aβ42, CSF Tau, and CSF p-Tau (NIA-AA classification).

  Profile at time 2  
Profile at time 1 A-N- A+N- A+N+ A-N+ Total
A-N- 4 (30) 7 (54) 1 (8) 1 (8) 13
A+N- 5 (22) 14 (61) 3 (13) 1 (4) 23
A+N+ 0 (0) 2 (10) 16 (80) 2 (10) 20
A-N+ 1 (7) 1 (7) 5 (36) 7 (50) 14