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. Author manuscript; available in PMC: 2012 Feb 1.
Published in final edited form as: Ophthalmology. 2011 Feb;118(2):345–352. doi: 10.1016/j.ophtha.2010.06.034

Table 3. Multiple Regression Stepwise models for Visual Acuity and Center Point Thickness Outcomes in CRVO participants.

Baseline predictor Change from Baseline in
Visual Acuity Letter Score††
Center Point Thickness (um) †††
Year 1 Year 2 Year 1 Year 2
Gain of
≥15*
Loss of
≥15*
Change
from
baseline**
Gain of
≥15*
Loss of
≥15*
Change
from
baseline**
≤250* ≥500* Change
from
baseline**
≤250* ≥500* Change
from
baseline**
Age (years) 0.96-- 1.04--
Visual acuity letter score 0.97+
Duration of macular edema (months) 11.32--
Center point thickness (per 100 microns) 0.71-- 1.37-- -53.08+ 1.45-- -46.19+
Area of retinal thickening within the grid (disc areas) 1.09-- -0.73--
Area of retinal hemorrhage within the grid (disc areas) 1.12-- -1.16-- 1.22-- -1.69--

Plus (+) superscript on estimates indicates beneficial effect on vision. Minus (--) indicates detrimental effect on vision.

††

For change from baseline in visual acuity letter score, an effect on vision is considered beneficial if it increases the odds of gain, decreases the odds of loss or increases the positive change from baseline.

†††

For macular thickness, an effect on vision is considered beneficial if it increases odds of a thin macula, decreases odds of a thick macula, or decreases the positive change from baseline.

*

estimates are odds ratios

**

estimates are beta coefficients

CRVO = central retinal vein occlusion