Table 2. Analyses Of Variance for Global Working Memory Capacity, Working Memory Subdomains, and Executive Working Memory Across all Investigated Polymorphisms.
5-HTTLPR |
VNTR In2 |
TPH2 (rs4570625) |
TPH2 (rs1386497) |
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F | df | pncor | p2 | pcor | F | df | pncor | ηp2 | pcor | F | df | pncor | ηp2 | pcor | F | df | pncor | ηp2 | pcor | |
Global WM capacity | ||||||||||||||||||||
Group | 11.96 | 1 | 0.001 | 0.054 | 0.002 | 26.48 | 1 | 0.000 | 0.114 | 0.000 | 23.59 | 1 | 0.000 | 0.103 | 0.000 | 10.78 | 1 | 0.001 | 0.049 | 0.001 |
Genotype | 0.47 | 2 | 0.626 | 0.004 | 0.999 | 0.52 | 2 | 0.593 | 0.005 | 0.999 | 0.13 | 1 | 0.724 | 0.001 | 0.999 | 0.07 | 1 | 0.791 | 0.000 | 0.791 |
Group × genotype | 4.87 | 2 | 0.009 | 0.044 | 0.018 | 6.54 | 2 | 0.002 | 0.060 | 0.006 | 2.30 | 1 | 0.131 | 0.011 | 0.131 | 6.24 | 1 | 0.013 | 0.029 | 0.026 |
Spatial WM (SWM) | ||||||||||||||||||||
Group | 5.39 | 1 | 0.021 | 0.025 | 0.042 | 13.52 | 1 | 0.000 | 0.062 | 0.001 | 14.29 | 1 | 0.000 | 0.065 | 0.000 | 3.33 | 1 | 0.069 | 0.016 | 0.069 |
Genotype | 2.99 | 2 | 0.053 | 0.028 | 0.212 | 0.70 | 2 | 0.498 | 0.007 | 0.999 | 0.02 | 1 | 0.899 | 0.000 | 0.899 | 0.33 | 1 | 0.566 | 0.002 | 0.999 |
Group × genotype | 3.18 | 2 | 0.044 | 0.029 | 0.088 | 4.02 | 2 | 0.019 | 0.038 | 0.057 | 3.23 | 1 | 0.074 | 0.016 | 0.074 | 11.15 | 1 | 0.001 | 0.050 | 0.004 |
Verbal WM (LNST) | ||||||||||||||||||||
Group | 7.93 | 1 | 0.005 | 0.036 | 0.005 | 17.55 | 1 | 0.000 | 0.079 | 0.000 | 16.04 | 1 | 0.000 | 0.072 | 0.000 | 8.17 | 1 | 0.005 | 0.037 | 0.009 |
Genotype | 0.88 | 2 | 0.417 | 0.008 | 0.999 | 0.91 | 2 | 0.403 | 0.009 | 0.999 | 0.23 | 1 | 0.635 | 0.001 | 0.999 | 0.03 | 1 | 0.859 | 0.000 | 0.859 |
Group × genotype | 3.26 | 2 | 0.040 | 0.030 | 0.120 | 3.75 | 2 | 0.025 | 0.035 | 0.100 | 1.72 | 1 | 0.191 | 0.008 | 0.191 | 4.08 | 1 | 0.045 | 0.019 | 0.090 |
Visuospatial WM (PAL) | ||||||||||||||||||||
Group | 6.68 | 1 | 0.010 | 0.031 | 0.010 | 12.85 | 1 | 0.000 | 0.056 | 0.001 | 9.68 | 1 | 0.002 | 0.045 | 0.006 | 7.88 | 1 | 0.005 | 0.036 | 0.011 |
Genotype | 0.32 | 2 | 0.727 | 0.003 | 0.999 | 0.28 | 2 | 0.760 | 0.003 | 0.999 | 0.10 | 1 | 0.755 | 0.000 | 0.999 | 0.03 | 1 | 0.854 | 0.000 | 0.854 |
Group × genotype | 2.19 | 2 | 0.115 | 0.020 | 0.345 | 3.22 | 2 | 0.042 | 0.030 | 0.168 | 0.01 | 1 | 0.909 | 0.000 | 0.909 | 0.06 | 1 | 0.803 | 0.000 | 0.999 |
Executive WM (Strategy) | ||||||||||||||||||||
Group | 0.63 | 1 | 0.428 | 0.003 | 0.428 | 5.81 | 1 | 0.017 | 0.028 | 0.068 | 5.39 | 1 | 0.021 | 0.026 | 0.063 | 1.84 | 1 | 0.177 | 0.009 | 0.354 |
Genotype | 0.86 | 2 | 0.427 | 0.008 | 0.999 | 3.07 | 2 | 0.048 | 0.029 | 0.192 | 0.09 | 1 | 0.766 | 0.000 | 0.999 | 0.00 | 1 | 0.964 | 0.000 | 0.964 |
Group × genotype | 5.55 | 2 | 0.004 | 0.050 | 0.016 | 4.88 | 2 | 0.009 | 0.045 | 0.027 | 0.66 | 1 | 0.417 | 0.003 | 0.417 | 1.84 | 1 | 0.176 | 0.009 | 0.352 |
Abbreviations: LNST, Letter Number Sequencing Task; PAL, Pair Associated Learning, pncor, uncorrected p-values, pcor, p-values corrected for multiple comparisons; SWM, Spatial Working Memory; WM, working memory.
Significant p-values (p<0.05) are indicated in bold.