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Graphical representation of the one sample t-tests in the whole sample within the fronto-temporoparietal regions and within the rest of the channels. HbO2 is plotted in red, HHb is plotted in blue. A, fronto-temporoparietal connections, HbO2 signal; B, fronto-temporoparietal connections, HHb signal; C, Rest of the channels, HbO2 signal; D, Rest of the channels, HHb signal. Connections that are significantly different from zero both in the HbO2 and the HHb signal are plotted in black.
