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. Author manuscript; available in PMC: 2012 May 1.

Published in final edited form as: Ophthalmology. 2010 Dec 13;118(5):805–811. doi: 10.1016/j.ophtha.2010.09.015

Table 3.

Proportion of Uncorrected Refractive Error (RE) among those with RE: Demographic Variables

	At Least One Eye Analysis		Both Eyes

	Total Participants with RE N=2,875	Uncorrected RE N (%) 1,018 (35.4%)	Total Participants with RE N=2,307	Uncorrected RE N (%) 430 (18.6%)
Age Group
40–49 years	702	239 (34.1%)	537	90 (16.8%)
50–59 years	894	326 (36.5%)	699	134 (19.2%)
60–69 years	707	241 (34.1%)	590	117 (19.8%)
70 + years	572	212 (37.1%)	481	89 (18.5%)
P for trend		0.5		0.4
Sex
Female	1865	655 (35.1%)	1516	282 (18.6%)
Male	1010	363 (35.9%)	791	148 (18.7%)
X² p value		0.7		0.9
Acculturation Index
<2	1573	658 (41.8%)	1224	293 (23.9%)
2–3	639	182 (28.5%)	529	65 (12.3%)
3+	661	176 (26.6%)	553	72 (13.0%)
P for trend		<.0001		<.0001
Years of Education
<6	990	432 (43.6%)	782	204 (26.1%)
6–12	1446	481 (33.3%)	1164	188 (16.2%)
>12	437	103 (23.6%)	360	38 (10.6%)
P for trend		<.0001		<.0001
Income
<$20,000/year	1886	752 (39.9%)	1496	329 (22.0%)
> $20,000/year	911	238 (26.1%)	749	87 (11.6%)
X² p value		<.0001		<.0001