Table 2.

Visual function measurements before first eye cataract surgery, between first and second eye cataract surgeries, and after second eye cataract surgery

	Before surgery Mean (SD)	After first eye surgery Mean (SD)	After second eye surgery Mean (SD)	p-values
Visual acuity (logMAR)a
Better eye	0.18 (0.15)	0.10 (0.22)	−0.00 (0.19)	<0.001*
Worse eye	0.39 (0.24)	0.36 (0.26)	0.11 (0.19)	<0.001*
Binocular	0.15 (0.15)	0.08 (0.21)	−0.02 (0.19)	<0.001*
Contrast sensitivity (log units)b
Better eye	1.57 (0.14)	1.62 (0.28)	1.68 (0.11)	<0.001*
Worse eye	1.41 (0.29)	1.47 (0.27)	1.61 (0.13)	<0.001*
Binocular	1.64 (0.14)	1.67 (0.25)	1.75 (0.08)	<0.001*
Stereopsis (log seconds of arc)c
Binocular	2.14 (0.64)	2.31 (0.72)	1.96 (0.60)	0.002*

Notes:

^a,cLower scores represent better vision;

^bHigher scores represent better vision;

^*Significant at p<0.05.

Abbreviations: log, logarithm; logMAR, logarithm of the minimal angle of resolution.