Global, regional, and national burden and trends analysis of gallbladder and biliary tract cancer from 1990 to 2019 and predictions to 2030: a systematic analysis for the Global Burden of Disease Study 2019.

However, high, high-middle, and middle SDI quintiles reported a decreasing trend in the age-standardized rate of DALYs ( Supplementary Tables S1–S4 ). 3.4 Age and sex patterns of gallbladder and biliary tract cancers burden In general, the age-specific rates of incidence, prevalence, and mortality, and DALYs for gallbladder and biliary tract cancers tended to increase with age up until around 80 years old ( Figure 5 ).

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