Figure 1.

Distribution of QFT-results by size of TST induration. Distribution of QFT results by size of TST-induration in absolute numbers (fig 1a) and as percentage of positive QFT tests for each millimetre tuberculin skin test induration with 95% CI (fig 1b), among 912 newly arrived asylum seekers in Norway Sept. 19. 2005 – June12.2006.