GRASP advanced age-related macular degeneration (choroidal neovascularization) vs. no amd, alzheimers disease, college completion, diastolic blood pressure (dbp), hdl cholesterol, height, spine bone mineral density (bmd), sporadic creutzfeldt-jakob disease, systolic blood pressure (sbp), triglycerides, urinary albumin-to-creatinine ratio, years of education