“…However, the results of more recent population-based [4,9,12,18,22,26,27,28] and case-control [29] studies indicate that lens opacities are indeed associated with a higher risk of death, although there are some discrepancies regarding the specific types of cataract representing risk and how they are related to other factors that might be involved. Shorter survival has also been documented in patients undergoing cataract surgery than in those subjected to other surgical procedures [2,10,13,16,17,19,25].…”