Table 1. Detailed data on the visual impairments observed in the blind group.

Participant (gender, age)	Current vision	Past vision	Blind at what age	Years without vision	Visual impairment
No. 1 (f, 48)	-	Light/dark	2,5	45,5	Retinitis pigmentosa
No. 2 (f, 60)	-	Contours	26	34	Retina
No. 3 (f, 47)	Light/dark	-	Congenitally	47	Retina + optic nerve
No. 4 (f, 66)	-	10%	48	18	Retinitis pigmentosa
No. 5 (f, 23)	-	-	Congenitally	23	Retinitis pigmentosa
No. 6 (f, 44)	Light/dark	-	Congenitally	44	Retinopathy
No. 7 (f, 46)	Light/dark	-	Congenitally	46	Retinopathy
No. 8 (f, 64)	-	2/10	49	15	Retinitis pigmentosa
No. 9 (m, 54)	-	Contours	16	38	Glaucoma + Retina
No. 10 (f, 20)	-	-	Congenitally	20	Retinitis pigmentosa