116 Chapter 7 Table 2. Linear Regression Results for Global and Lobar Cortical Thickness Global Frontal Predictors Estimates CI p Estimates CI p (Intercept) 2.92 2.55 – 3.29 <0.001 3.06 2.56 – 3.55 <0.001 Age at MRI -0.02 -0.04 – -0.00 0.012 -0.02 -0.04 – -0.00 0.036 Brain volume 0.00 -0.00 – 0.00 0.917 0.00 -0.00 – 0.00 0.937 Occipital expansion 0.02 -0.12 – 0.15 0.815 0.02 -0.15 – 0.20 0.778 Observations 34 34 R2 / R2 adjusted 0.387 / 0.326 0.308 / 0.239 Temporal Parietal Predictors Estimates CI p Estimates CI p (Intercept) 3.21 2.84 – 3.57 <0.001 2.66 2.25 – 3.07 <0.001 Age at MRI -0.02 -0.04 – -0.01 0.004 -0.01 -0.03 – 0.01 0.211 Brain volume 0.00 -0.00 – 0.00 0.788 0.00 -0.00 – 0.00 0.991 Occipital expansion -0.03 -0.16 – 0.10 0.680 0.06 -0.09 – 0.20 0.444 Observations 34 34 R2 / R2 adjusted 0.377 / 0.314 0.217 / 0.139 Occipital Cingulate Insula Predictors Estimates CI p Estimates CI p Estimates CI p (Intercept) 2.70 2.31 – 3.10 <0.001 3.51 2.79 – 4.24 <0.001 3.34 2.60 – 4.09 <0.001 Age at MRI -0.02 -0.04 – -0.01 0.008 -0.03 -0.06 – 0.00 0.062 -0.06 -0.09 – -0.03 0.001 Brain volume -0.00 -0.00 – 0.00 0.245 -0.00 -0.00 – 0.00 0.254 0.00 -0.00 – 0.00 0.193 Occipital expansion 0.05 -0.10 – 0.19 0.511 -0.04 -0.29 – 0.22 0.783 -0.09 -0.36 – 0.17 0.482 Observations 34 34 34 R2 / R2 adjusted 0.528 / 0.481 0.286 / 0.215 0.426 / 0.368
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