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Table 1 Clinical characteristics of simulated scenarios

From: Disease burden of chronic hepatitis B and complications in China from 2006 to 2050: an individual-based modeling study

Scenarios

Aspects

Clinical intervention

Natural history

Incidence

Current effort to lower annual new infection

Diagnosis

No diagnosis

Treatment

No treatment

Base case

Incidence

Current effort to lower annual new infection

Diagnosis

Current diagnosis rate

Treatment

Current treatment rate

WHO target

Incidence

Extra effort to lower annual new infection (e.g. higher coverage of neonatal vaccination, catch-up vaccination for adults, health counseling)

Diagnosis

Increase diagnosis rate gradually to 90% in 2030

Treatment

Increase treatment rate gradually to 80% in 2030

Ideal 1

Incidence

Extra effort to lower annual new infection (e.g. higher coverage of neonatal vaccination, catch-up vaccination for adults, health counseling)

(full diagnosis and treatment)

Diagnosis

Increase diagnosis rate rapidly to 100% in 2020

Treatment

Increase treatment rate rapidly to 100% in 2020

Ideal 2

Incidence

Extra effort to lower annual new infection (e.g. higher coverage of neonatal vaccination, catch-up vaccination for adults, health counseling)

(full treatment eligibility)

Diagnosis

Increase diagnosis rate gradually to 90% in 2030

Treatment

Increase treatment rate gradually to 80% in 2030

Treatment eligibility

Expand treatment eligibility rapidly to 100% in 2020

  1. Natural history: we simulated there was only current effort to lower annual new infection (current level of vaccination etc.), no diagnosis or treatment. Base-case: we simulated current effort to lower annual new infection, current diagnosis and treatment rate. WHO target: we simulated extra effort to lower annual new infection (e.g. higher coverage of vaccination), gradually increased diagnosis and treatment rate. Ideal 1: we simulated extra effort to lower annual new infection, rapidly increased diagnosis and treatment rate. Ideal 2: we simulated extra effort to lower annual new infection, gradually increased diagnosis and treatment rate, expanded treatment eligibility