Research Article

Low Prevalence of Active Tuberculosis among High-Risk Pregnant and Postpartum Women in Sweden: A Retrospective Epidemiological Cohort Study Using and Evaluating TST as Screening Method

Figure 1

Flowchart describing TST of pregnant women (using PPD) at Borås ACU during November 2008–June 2012. represents 1 CT scan of thorax and 1 IGRA negative. represents 1 IGRA positive, 3 urinary TB culture, 1 urinary TB culture + culture from nasopharynx, and 1 CT scan of thorax.