Table 2 Simon task condition correlation coefficients, representing functional connectivity during task scans along each path between left and right prefrontal cortex and left and right anterior cingulate cortex regions.

Connection	Control	HD
RAC–LAC	0.73*	0.67*	Control > HD *
RAC–RPF	0.52*	0.37*	Control > HD *
RAC–LPF	0.09*	0.16*	HD > Control *
LAC–RPF	0.32*	0.31*
LAC–LPF	0.25*	0.21*	Control > HD *
LPF–RPF	–0.03	–0.06

HD, Huntington's disease; LAC, left anterior cingulate cortex; LPF, left prefrontal cortex; RAC, right anterior cingulate cortex; RPF, right prefrontal cortex.

*p_corrected<0.05.