Table 2.

Behavioral performance for blind and sighted subjects

	Late/Lost Responses	Blind, %	Sighted, %	P Value
Averaged across all tasks	Included as incorrect	73.8	70.2	P = 0.36
	Excluded	94.3	94.6	P = 0.86
	Late/lost responses	21.8	25.7	P = 0.32
AL	Included as incorrect	86.7	72.2	P = 0.09
	Excluded	96.5	96.8	P = 0.84
	Late/lost responses	10.3	25.5	P = 0.08
AM	Included as incorrect	83.6	75.7	P = 0.42
	Excluded	90.0	94.8	P = 0.19
	Late/lost responses	7.0	21.0	P = 0.13
AF	Included as incorrect	91.1	81.4	P = 0.34
	Excluded	99.7	94.9	P = 0.13
	Late/lost responses	8.6	15.4	P = 0.44
TL	Included as incorrect	43.1	32.1	P = 0.18
	Excluded	89.1	67.5	P = 0.01
	Late/lost responses	51.1	52.0	P = 0.92
TA	Included as incorrect	45.5	36.0	P = 0.57
	Excluded	91.7	92.9	P = 0.84
	Late/lost responses	50.9	57.6	P = 0.73
TO	Included as incorrect	62.7	76.0	P = 0.36
	Excluded	94.0	95.8	P = 0.72
	Late/lost responses	33.5	21.8	P = 0.40

Significant task differences between blind and sighted subjects are shown in bold.