. Author manuscript; available in PMC: 2011 Jan 1.

Published in final edited form as: J Vis. 2010 Sep 1;10(11):8. doi: 10.1167/10.11.8

Table 2.

Subject characteristics for the four groups (mean ± standard deviation).

Group		Black, Single-Blur	Gray, Single-Blur	Black, Double-Blur	Gray, Double-Blur
Mean Age (years)		22 ± 4	22 ± 4	22 ± 2	22 ± 1
Gender Ratio (m:f)		6:6	6:6	6:6	4:8
Dominant Eye Ratio (r:l)		7:5	8:4	6:6	10:2
Eye Height (m)		1.12 ± 0.02	1.13 ± 0.03	1.13 ± 0.03	1.15 ± 0.04
Visual Acuity (logMAR, Snellen)	Normal Vision	−0.10 ± 0.06 20/16	−0.10 ± 0.08 20/16	−0.07 ± 0.08 20/17	−0.07 ± 0.03 20/17
Visual Acuity (logMAR, Snellen)	With Blur Goggles	0.81 ± 0.12 20/129	0.85 ± 0.12 20/142	1.64 ± 0.04 20/873	1.67 ± 0.03 20/935