. Author manuscript; available in PMC: 2011 Apr 19.

Published in final edited form as: Ophthalmology. 2002 Oct;109(10):1780–1787. doi: 10.1016/s0161-6420(02)01173-9

Table 1.

Clinical Characteristics of Normal Patients

	No. Eyes (No. Patients)
Age (yrs; mean ± SD)	51 ± 17
Age range (yrs)	21–84
No. males	114 (71)
No. females	106 (67)
No. white persons	205 (128)
No. nonwhite persons	15 (10)
Current smokers	17 (12)
Past or nonsmokers	203 (126)
Phakic eyes	175 (112)
Pseudophakic eyes	45 (29)
Eye color (blue, hazel/green, brown)	97, 59, 64 (61, 36, 41)
Dilated pupil size (mean ± SD)	8.0 ± 1.0 mm
Median visual acuity	20/20
Visual acuity range	20/15–20/50

SD = standard deviation.

A few patients had unilateral pseudophakia and had both eyes enrolled, so the patient total adds to greater than 138.