Table 1.

Subject demographics in the NEI and AREDS cohorts

	NEI		AREDS
	Case	Control	Case	Control
	(N = 247)	(N = 162)	(N = 297)	(N = 193)
Mean Age (SD)	78.8 (8.3)	66.4 (10.7)	79.2 (5.0)	76.8 (4.3)
Female N (%)	133 (53.8)	94 (58.0)	176 (59.3)	105 (54.4)
Male N (%)	114 (46.2)	68 (42.0)	121 (40.7)	88 (45.6)
Never smoking N (%)	118 (47.8)	85 (52.5)	118 (39.7)	94 (48.7)
Former or Current smoking N (%)	129 (52.2)	77 (47.5)	179 (60.3)	99 (51.3)

Abbreviations: AREDS: Age-Related Eye Disease Study, NEI: National Eye Institute.