Skip to main content
. Author manuscript; available in PMC: 2009 Sep 1.
Published in final edited form as: Ophthalmology. 2008 May 16;115(9):1480–1488.e2. doi: 10.1016/j.ophtha.2008.03.009

Table 5.

Pearson correlation of risk factors for change in 2 year visual acuity (VA), eyes with baseline VA better than 20/50

Low
Luminance
Deficit		 Contrast
Sensitivity		 Foveal
Dark
Adapted
Sensitivity		 Maximum
Reading
Rate
Visual Acuity 0.35
(p=0.01)		 −0.51
(p=0.0002)		 −0.46
(p=0.002)		 −0.38
(p=0.006)
Low
Luminance
Deficit 		−0.68
(p<.0001)		 −0.52
(p=0.0005)		 −0.47
(p=0.0004)
Contrast
Sensitivity 		0.57
(p=0.0003)		 0.39
(p=0.006)
Foveal Dark
Adapted
Sensitivity 		0.41
(p=0.008)

VA = visual acuity