Fig. 1From: Using country of origin to inform targeted tuberculosis screening in asylum seekers: a modelling study of screening data in a German federal state, 2002–2015Yield and number needed to screen with credible intervals by age, sex, period, country of origin and WHO category of estimated incidence TB, N = 119,037 asylum seekers, 2002–2015, Germany. Legend: a Yield; b Number needed to screen, NNS. Y-Axis: log-scale. Plot size shows numbers of individuals screenedBack to article page