Figure 2From: Cost, affordability and cost-effectiveness of strategies to control tuberculosis in countries with high HIV prevalenceOutline of the tuberculosis (TB) sub-model. In the full model (see Methods, and supplementary material of [10]), active TB may be infectious or non-infectious, with movement allowed from active non-infectious disease to active infectious disease. An identical sub-model, with different parameter values, describes those with HIV. Death can occur in any state, but death rates are higher for patients with active disease.Back to article page