In classification of tau PET status in the entire BioFINDER-2 cohort, plasma %p-tau217 had very high performance (AUC = 0.95, 95% CI: 0.94, 0.97), which was superior to CSF Elecsys p-tau181/Aβ42 (AUC = 0.93, 95% CI: 0.92, 0.95) and CSF Elecsys Aβ42/40 (AUC =...