Summary of measures comparing PD (on medication or DBS treatment N = 22) and control (N = 24) in non-rivalrous and rivalrous condition.

<p>Results for button press (A-D) and OKN (E and F) for patients with Parkinson’s disease (red) and controls (blue). In each panel, the non-rivalrous (non-riv) condition is on the left and the rivalrous (riv) condition is on the right. Error bars represent SEM across subjects. * and ** indicate significant difference between PD patients and controls at p<0.05 and p<0.01 respectively (unpaired two-tailed t-test).