Table 1.

Success rate when discriminating six spatially coded electrotactile feedback levels.

	Success Rate [%]
	Subject 1	Subject 2	Subject 3	Averaged across subjects
Level 1	100	100	100	100
Level 2	83	75	100	86 ± 13
Level 3	83	85	100	89 ± 9
Level 4	80	100	100	93 ± 11
Level 5	100	100	92	97 ± 4
Level 6	100	100	100	100
Averaged across levels	91 ± 10	93 ±11	99 ± 3	94 ± 4