Main characteristics of the study participants (N = 154 tuberculosis patients).

1Median age: data in brackets show inter-quartile range. 2Only 57 of the 59 native residents were born in Germany. Two patients were born in a foreign country but immigrated before 1950 to Germany and, according to the study definitions, were allocated to the group of native residents. Main characteristics of the study participants (N = 154 tuberculosis patients).