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. Author manuscript; available in PMC: 2023 Mar 29.
Published in final edited form as: J Alzheimers Dis. 2023;92(2):395–409. doi: 10.3233/JAD-220599

Table 2.

CSF biomarker data set description

Outcome Individuals Visits Outcome mean Outcome SD
α-synuclein (pg/mL) 167 250 183.87 83.43
Aβ42:Aβ40 ratio 166 247 0.060 0.020
IL-6 (pg/mL) 164 245 4.48 2.62
Neurogranin (pg/mL) 167 250 849.62 354.44
NFL (pg/mL) 167 250 115.78 84.49
ptau (pg/mL) 166 247 21.59 12.55
ptau:Aβ42 ratio 166 247 0.034 0.034
sTREM2 (ng/mL) 167 250 8.74 2.82
YKL-40 (ng/mL) 167 250 160.05 63.76