Table 1. Likelihood That a Patient With the Listed Risk Factors Died During Follow-up.

Risk Factor	Hazard Ratio (95% CI)
	Univariate	Multivariatea
Age, y
40-49	1 [Reference]	1 [Reference]
50-59	1.49 (1.14-1.94)b	1.41 (1.08-1.84)b
≥60	2.57 (2.00-3.31)c	2.24 (1.73-2.90)c
Bilateral presenting visual acuity
≥6/12	1 [Reference]	1 [Reference]
<6/12	1.82 (1.51-2.20)c	1.40 (1.16-1.70)c
Sex
Male	1 [Reference]	1 [Reference]
Female	0.88 (0.68-1.05)	0.87 (0.72-1.03)

^aMultivariate data were adjusted for all listed risk factors and the presence of diabetes mellitus and systemic hypertension.

^bP < .01.

^cP < .001.