- Reference level is having both biomarkers in the bottom three quartiles. Models adjust for age, sex, and education. WMH volume and infarct measurements were log-transformed. Hippocampal volume measures were adjusted for total intracranial volume
- CI confidence interval, FA fractional anisotropy, NfL neurofilament light, Q4 fourth quartile, T-tau total tau, WMH white matter hyperintensity