Table 3.
Variable (n = 82–112) | Pearson correlation | Multiple regression# | ||||||||||||
Model 1 | Model 2 | Model 3 | Model 4 | Model 5 | Model 6 | |||||||||
β | p | β | p | β | p | β | p | β | p | β | p | β | p | |
LntHcy-_1 | –0.28 | 0.003 | –0.38 | 0.011 | –0.33 | 0.031 | –0.31 | 0.038 | –0.29 | 0.050 | –0.41 | 0.010 | ||
LnCys_1 | –0.19 | 0.048 | ||||||||||||
LnFe_1 | 0.05 | 0.650 | 0.25 | 0.035 | 0.19 | 0.109 | 0.17 | 0.130 | 0.24 | 0.051 | 0.32 | 0.008 | ||
LnAl_1 | 0.08 | 0.425 | –0.20 | 0.050 | –0.13 | 0.192 | –0.13 | 0.201 | –0.17 | 0.103 | –0.19 | 0.078 | ||
LnTG_1 | 0.09 | 0.370 | –0.21 | 0.031 | –0.19 | 0.057 | –0.07 | 0.512 | –0.19 | 0.059 | –0.20 | 0.052 | ||
LnPhAcase_1 | –0.11 | 0.286 | –0.27 | 0.008 | –0.33 | 0.002 | –0.29 | 0.008 | –0.26 | 0.012 | –0.27 | 0.011 | ||
LnBrain Volume_1 | 0.39 | 0.000 | 0.33 | 0.007 | 0.41 | 0.001 | 0.36 | 0.006 | 0.32 | 0.010 | 0.32 | 0.012 | 0.27 | 0.032 |
Atrophy rate | –0.36 | 0.006 | –0.25 | 0.027 | –0.18 | 0.096 | –0.33 | 0.004 | –0.23 | 0.044 | –0.27 | 0.018 | –0.22 | 0.061 |
LnMMSE_1 | 0.34 | 0.000 | 0.25 | 0.009 | 0.25 | 0.012 | 0.23 | 0.022 | 0.25 | 0.010 | 0.25 | 0.011 | 0.30 | 0.003 |
Age | –0.28 | 0.003 | NS | NS | NS | NS | NS | NS | ||||||
F = 6.3, | F = 6.0, | F = 5.6, | F = 6.2, | F = 6.0, | F = 5.5, | |||||||||
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 = 0.50 | R2 = 0.47 | R2 = 0.45 | R2 = 0.47 | R2 = 0.46 | R2 = 0.44 |
*Ln, natural logarithm; PhAcase, phenylacetate hydrolase; TG, triglyceride; _1, baseline; _2, end of study; NS, not significant. #Adjusted for age, sex, LnCreatinine_1, and LnTaurine_1.