Table 2.

Subject Statistic and Descriptive Summary of Vision Functions

Characteristics	Normal	Cataract	AMD	Glaucoma	RP
Subjects, eyes (n)	244, 487	450, 899	232, 353	100, 196	87, 153
Females, males (n)	116, 128	169, 281	124, 108	54, 46	47, 40
Age (y), mean ± SD	63 ± 22	76 ± 4	79 ± 7	76 ± 9	48 ± 15
Visual acuity (logMAR), mean ± SD	–0.01 ± 0.10	0.15 ± 0.17	0.33 ± .33	0.17 ± 0.26	0.31 ± 0.36
Contrast sensitivity (logCS), mean ± SD	1.66 ± 0.15	1.57 ± 0.12	1.33 ± 0.33	1.48 ± 0.22	1.20 ± 0.50