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. Author manuscript; available in PMC: 2014 Aug 14.
Published in final edited form as: J Pediatr Ophthalmol Strabismus. 2014 Feb 12;51(2):100–104. doi: 10.3928/01913913-20140205-02

TABLE 2.

Linear Regression Model for Binocular Summation Scores at 0, 10, and 20 μdeg2 Levels of Noisea

Noise Level Coefficient P R2
0 μdeg2 0.11
 Strabismus vs contral 0.06 .05
 Interocular difference in contrast sensitivity −0.07 .20
10 μdeg2 0.14
 Strabismus vs control 0.10 .07
 Interocular difference in contrast sensitivity −0.04 .04
20 μdeg2 0.12
 Strabismus vs control 0.20 .05
 Interocular difference in contrast sensitivity −0.19 .10
a

Binocular summation was calculated as a ratio between the binocular and better eye scores for contrast sensitivity within visual noise.