Figure 5From: Time-trend and variations in the proportion of second-eye cataract surgery Comparative Ratio of the age-sex standardised overall cataract surgery rate and second-eye surgery rate, 2001. The first bar represents the comparative ratio (CR) between the overall surgery rate, standardised by age-sex, for each region with respect to the overall rate in Catalonia. The second bar represents the second-eye surgery rate for each region with respect to the overall second-eye surgery rate in Catalonia.Back to article page