Cognitive Load Assessment from EEG and Peripheral Biosignals for the Design of Visually Impaired Mobility Aids

Table 1

Category of vision impairment and gender of participants.

Category	Description	Outdoor route	Indoor route
VI-2	Vision is less than 10% and more than 5%	1 (F)	2 (F, M)
VI-3	Vision is less than 5% and more than being able to count fingers less than one meter away	3 (F, F, M)	4 (F, F, M, F)
VI-4	Not being able to count fingers less than one meter away	2 (F, M)	3 (F, M, F)
VI-5	No light perception	1 (F)	−

Based on the classi_cation of visual impairment by the World Health Organization (http://apps.who.int/classifications/icd10/browse/2016/en/#/H53-H54).