Table 2.

Baseline characteristics by eye

		Cataract Surgery	Nuclear	Cortical	PSC
		%	%	%	%
Total eyes		100.0	100.0	100.0	100.0
Iris color	Light	27.3	27.7	28.0	27.6
	Other	60.1	59.9	60.0	60.0
	Dark	12.6	12.4	12.0	12.4
Refractive error	≤-1.0D	17.2	16.3	17.2	16.6
	Other	49.0	49.6	49.3	49.5
	≥1.0D	33.9	34.1	33.5	33.9
Nuclear cataract at baseline	≤2	52.8	58.5	54.5	54.1
	>2, <4	38.1	41.5	37.1	37.6
	≥4	9.1		8.2	8.2
Cortical cataract at baseline	0	33.6	34.1	37.8	34.1
	>0, <10%	55.5	55.4	62.2	55.7
	≥10%	10.9	10.4		10.2
PSC cataract at baseline	<0.1	93.7	94.3	94.4	95.1
	≥0.1, <5%	4.9	4.6	4.6	4.9
	≥5%	1.4	1.0	1.0

D = Diopter; PSC = Posterior Subcapsular.