approached significancep = 0.069
2 ) with the highest levels observed in PLWA, and the effect of the group approached significance for GFAP ( p = 0.069).
2 ) with the highest levels observed in PLWA, and the effect of the group approached significance for GFAP ( p = 0.069).
We observed significant time-of-day variation for p-tau217, NfL, Aβ40, Aβ42, and Aβ42/Aβ40 with the effect approaching significance for GFAP, with the magnitude of diurnal variation ranging from 4.6% to 15.8% for the significant effects.