In comparisons of persons with and without cataract , persons with the highest riboflavin intake versus those with the lowest intake had the following associations : mild nuclear cataract : odds ratio ( OR ) , @ ; @ % confidence interval ( CI ) , @-@ @ ; moderate nuclear cataract : OR , @ ; @ % CI , @-@ @ ; and mild cortical cataract : OR , @ ; @ % CI , @-@ @ .