CFHR5 and age-related macular degeneration: Increasing serum levels of the complement proteins CD59 glycoprotein (OR 1.10, IVW p-value = 2.04E−05) and complement factor H-related protein 5 (OR 1.10, IVW p-value = 7.70E−07) were found to be associated with genetic liability to early AMD and passed multiple testing correction.