Correction to: J NeuroEngineering Rehabil https://doi.org/10.1186/s12984-020-00787-y

The original article contains an error in Fig. 3 whereby the y-axis of the lower-left graph contains y-axis values that are mistakenly halved.

The corrected version of Fig. 3 can be viewed ahead with appropriately doubled y-axis values.

Fig. 3
figure 3

Average values (± 1SD) for gait speed, step length and cadence. Statistically significant main and interaction effects are indicated, as applicable. Likewise, post-hoc comparisons that were statistically significant are also illustrated. *p < 0.05. **p < 0.01. ***p < 0.0001