Figure 2. Forrest plot showing study-specific and pooled estimates of the annual incidence of latent Mycobacteria tuberculosis infection (LTBI) among health care workers (HCWs), by tuberculosis incidence groups according to the World Health Organization. Studies are sorted by incidence category: low, <50 cases/100,000 population; intermediate, 50–99 cases/100,000 population; high, >100 cases/100,000 population. CI, confidence interval. A complete list of references is provided in the Technical Appendix.