Overview of studies included in our review*.

*Abbreviations used in this table: UK, United Kingdom; USA, United States of America; culture-positive, Löwenstein-Jensen medium culture-positive.**as reported by Berg [115], since original paper was not available.†only the years of which least biased data (according to Berg's [115] opinion) were available are included here.‡Smear-negative tuberculosis was defined as growth of mycobacteria on Malachite-green culture whereas no bacilli were identified in the patient's sputum.&Data re-analyzed by Fürth [122], who included the 1464 patients (995 with open and 469 with closed tuberculosis) who were followed for at least 5 years after discharge.¶Depending on survey wave (first survey had 21,344 participants, fourth and last had 24,808 participants).