Table 1:

Spearman correlations between left and right MTL; left and right subject-level regional summaries; and full-scale IQ, verbal IQ, and education level, respectively*

MeasureFS IQVerbal IQEducation
CorP ValueCorP ValueCorP Value
MTL left
    Encode
        Volume.062.602.059.619.115.333
        UQ−.149.211−.143.232−.050.674
        Mean−.133.265−.127.288−.056.637
    Recall
        Volume.096.424.092.440.005.965
        UQ−.147.217−.146.221−.080.502
        Mean−.124.299−.123.302−.061.607
MTL right
    Encode
        Volume−.093.436−.098.412−.051.669
        UQ−.053.660−.056.639−.072.542
        Mean−.058.627−.063.599−.083.486
    Recall
        Volume.032.792.030.800−.007.955
        UQ−.077.520−.076.527.034.774
        Mean−.053.627−.063.599−.083.486

  • Note:—FS IQ indicates full-scale IQ; Cor, correlation coefficient; UQ, upper quartile; MTL, medial temporal lobe; IQ, intelligence quotient.

  • * Results are given for the encoding and recall tasks, both compared with baseline.