Table 2.
Results of the general linear model [Eq. (1)] analysis for processing speed and working memory
| Processing speed | Working memory | |
|---|---|---|
| β R WMGM (P‐value) | 219.05 ± 81.80 (0.01) | 10.99 ± 25.91 (0.67) |
| β FA (P‐value) | 0.03 ± 0.01 (0.004) | 0.005 ± 0.004 (0.14) |
| dx (P‐value) | 79.11 ± 67.68 (0.25) | 76.68 ± 69.53 (0.27) |
| βR WMGM x d x (P‐value) | −81.24 ± 107.07 (0.45) | 32.35 ± 33.80 (0.34) |
| β FA x d x (P‐value) | −0.02 ± 0.02 (0.24) | −0.004 ± 0.005 (0.46) |
| r 2 | 38% | 14% |
| F 5,102 (P‐value) | 13.13 (P = 10−9) | 4.43 (P = 0.01) |
This model yielded the degree of variance explained, and tested the significance of the contribution from predictors to the variance in the PS. It also produced standardized coefficients (β) that estimated linear associations between neurocognitive variables and predictors.