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. 2013 Jan 8;8(1):e53587. doi: 10.1371/journal.pone.0053587

Table 3. CSF biomarker levels in converters and non-converters MCI patients.

Patients with MCI
All Converters Non converters
CSF biomarkers (N = 11) (N = 7) (N = 4) Statistica P-valuea
Aβ 1-42, pg/mL, mean (SD) 608.7 (276.4) 657.7 (281.6) 523.0 (283.9) 1.76 0.18
Tau, pg/mL, mean (SD) 316.1 (124.2) 329.6 (45.0) 292.5 (214.9) 1.75 0.19
p-Tau 181 pg/mL mean (SD) 63.1 (18.8) 67.2 (14.3) 56.0 (25.8) 0.57 0.45
p-Tau 181/Tau ratio, mean (SD) 1.10 (0.37) 1.16 (0.36) 1.00 (0.43) 0.89 0.34
T-PKR, ODU, mean (SD) 75.3 (21.6) 82.2 (20.3) 63.3 (20.6) 2.89 0.09
pPKR, ODU, mean (SD) 84.9 (40.4) 94.8 (37.6) 67.7 (44.7) 1.75 0.19
a

Kruskal-Wallis Test.