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. 2021 Jun 1;81(3):1211–1229. doi: 10.3233/JAD-210137

Table 10.

Determinants of cognition at the end of study –B vitamin group*

Variable Global cognition Episodic memory Attention/processing speed
(n = 82–112)
LnMMSE_21 LnTICSm_22 LnHVLT-TR_23 LnHVLT-DR_24 LnTrail_Making_A _25 LnSDMT_26 LnSDMT_27
β p β p β p β p β p β p β p
LntHcy-_1 –0.03 0.798 –0.02 0.859 –0.02 0.873 –0.21 0.024 –0.18 0.062
LnPOase_1 0.38 0.094
LnPhAcase_1 0.09 0.569 0.24 0.056 –0.02 0.843 0.14 0.306 0.16 0.288 0.13 0.184
PON1-Q192R 0.05 0.686 –0.31 0.160
LnTG_1 0.03 0.792 0.23 0.046 0.20 0.079
LnFA_1 0.06 0.632 0.01 0.952
LnFe_1 0.17 0.201
LnAnti-N-Hcy_1 0.00 0.981 0.06 0.632 –0.18 0.051 –0.14 0.143
BDNF V66M –0.01 0.916 –0.03 0.826
LnAtrophy_rate –0.16 0.182 –0.13 0.259 –0.08 0.479 0.03 0.826 0.12 0.318 –0.09 0.308 –0.07 0.442
LnMMSE_1 0.52 0.000
LnTICS-m_1 0.38 0.002
LnHVLT-TR_1 0.63 0.000
LnHVLT-DR_1 0.47 0.001
LnTrail Making_1 0.62 0.000
LnSDMT_1 0.65 0.000 0.66 0.000
F = 2.44, F = 4.44, F = 6.37, F = 2.64, F = 2.81, F = 11.03, F = 9.26,
p = 0.000, p = 0.000, p = 0.000, p = 0.000, p = 0.000, p = 0.000,
Adjusted Adjusted Adjusted Adjusted Adjusted Adjusted
R2 = 0.20 R2 = 0.28 R2 = 0.38 R2 = 0.20 R2 = 0.30; R2 = 0.61 R2 = 0.60

*Ln, natural logarithm; PhAcase, phenylacetate hydrolase; POase, paraoxonase; TG, triglycerides; FA, fatty acids; _1, baseline; _2, end of study. 1-7Adjusted for sex, age. Additional adjustment for: 1,4 Anti-N-Hcy, tHcy_1; 1BDNF V66M genotype; 3 Creatinine, TCN 776CG genotype; 4 APOE genotype; 5 Fe_1, FA_1, TG_1, COMT V158M and DHFR 19bpins genotypes.