Fig. 3
![Fig. 3](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs13195-021-00841-4/MediaObjects/13195_2021_841_Fig3_HTML.png)
Concentrations of sNfL across different diagnoses (a) and in relation to age (b). Abbreviations: AD, Alzheimer’s disease; MCI, mild cognitive impairment; OD, other dementia; ON, other neurology; Psy, psychiatric disorder; SCD, subjective cognitive decline. *p value < 0.05; **p value < 0.01, ***p value < 0.001