Fig. 3
Adjusted associations between Plasma NfL and Executive Functioning and Processing Speed. Partial regression plots with results from the entire cohort and age-stratified cohorts of former American football players, adjusted for covariates: age, BMI, race, total AUDIT score, APOE-ε4 carrier, revised Framingham Stroke Risk Profile score, sleep apnea, and years of education. Regression results within the age ≥ 60 cohort: β: − 0.313, 95% CI: − 0.540– − 0.086, FDR-p: 0.03