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Projection of Composite prevention and treatmentindicesin China, 1993–2030. Notes: a. Predicted coverage of composite prevention index. b. Predicted coverage of composite treatment index. Brown dots represent the observed coverage from 1993 to 2018. The black line is the predicted coverage using Bayesian linear regression based on observed values. The shaded area represents the 95% credible interval from Bayesian linear regression. The dotted horizontal line is the 80% target.
