. 2022 Mar 14;269(8):4270–4280. doi: 10.1007/s00415-022-11055-5

Table 2.

CSF biomarkers in Subjective Cognitive Decline (SCD), Mild Cognitive Impairment (MCI), and Alzheimer’s disease (AD) groups (86 patients)

	SCD	MCI	AD
	N° 23	N° 41	N° 22
Aβ1–42	1077.61 (± 410.34)*	888.10 (± 452.62)°	553.73 (± 127.82)*°
Aβ1–42/1–40	0.088 (± 0.028)^^ç	0.065 (± 0.029)^	0.048 (± 0.011)^ç
p-tau	68.57 (± 110.18)^λ	78.59 (± 41.02)^ψ	113.19 (± 67.79)^{λ ψ}
t-tau	381.29 (± 227.90)^&	510.14 (± 264.81)^§	814.72 (± 375.32)^{& §}

Values are reported as mean and standard deviation. Statistically significantly different values between the groups are reported as underlined character. *p < 0.001; °p = 0.004; ^p = 0.005; ^çp < 0.001; ^λp = 0.012; ^ψp = 0.018; ^&p < 0.001; ^§p < 0.001