Epidemiology of cataract in China from 1990 to 2021: findings from the Global Burden of disease study 2021

Key Points

• The aim is to examine the trends in cataract prevalence and burden in China from 1990 to 2021.
• Analysis of epidemiological data from the Global Burden of Disease Study 2021
• Comparison of prevalence and years lived with disability (YLD) rates across different years
• Evaluation of gender and age-related differences in cataract burden
• Cataract prevalence and YLD increased each year from 1990 to 2021
• Age-standardized prevalence rates exhibited an upward trend
• Age-standardized YLD rates showed a downward trend
• Cataract burden was higher in females compared to males
• The burden increased progressively with age