This study demonstrated that both MS and CVA patients who use the ODFS demonstrated an increase in quality of life measured using PIADS (psychological impact of assistive devices). While there was an overall increase in walking speed when FES was used, there was no correlation between increase in speed and PIADS score indicating that walking speed may not fully reflect the perceived benefit from using the ODFS.
The full article is published in Neuromodulation 2010 Jan;13(1):58-64.
the_effects_of_the_odstock_drop_foot_stimulator_on_perceived_quality_of_life_for_people_with_stroke_and_multip.pdf