Fig. 3: Change in etiological diagnosis after lumber puncture.

The CSF AD biomarkers contributed to the change of the diagnoses in the whole sample A and disaggregating by baseline cognitive stage B, C and D. AD Alzheimer’s disease, CJD Creutzfeldt–Jakob disease, DLB dementia with Lewy Bodies, FTD frontotemporal dementia, MCI mild cognitive impairment, NND non-neurodegenerative diseases, OND other neurodegenerative diseases, SCD subjective cognitive decline, UND undetermined diagnoses, VCI vascular cognitive impairment.