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. Author manuscript; available in PMC: 2008 Apr 3.
Published in final edited form as: Invest Ophthalmol Vis Sci. 2007 Apr;48(4):1458–1465. doi: 10.1167/iovs.06-0438

Table 1.

Characteristics of the ARMA Study Sample

n (%)* Age (mean ± SD) Range (y)
Total 222(100) 79.1 ± 3.2 69–86
By gender
 Male 106(48) 79.5 ± 3.0 70–86
 Female 116(52) 78.7 ± 3.5 69–86
By race
 White 170(77) 78.9 ± 3.3 68–85
 Black 52(23) 79.5 ± 3.1 76–86
By lutein supplement use†
 Users 75(34) 78.6 ± 3.4 69–85
 Nonusers 146(66) 79.3 ± 3.2 72–86
*

Percentage of total study sample.

†

Lutein supplement use status could not be determined for one participant.