Mean percent correct responses for the virtual maze task administered during fMRI scanning. Pretest (left) and the posttest (right) data are shown for the four subgroups cycling/ spatial (black/ solid line), cycling/ perceptual (gray/ solid line), stretching/ spatial (black/ dashed line), stretching/ perceptual (gray/ dashed line). Chance level in the maze task was 33.3%. Error bars depict +/− 1 standard error.
Hötting et al. BMC Neuroscience 2013 14:73 doi:10.1186/1471-2202-14-73