Fig. 2From: A highly effective and inexpensive standardized treatment of multidrug-resistant tuberculosis: a multicenter prospective study in Chinaa The time to culture conversion was significantly shorter in newly treated MDR-TB than that in retreated MDR-TB. b Sputum culture negative conversion rates in newly treated group were significantly higher than that of retreated group; median time to sputum transformation was 2 months in the newly treated group and 3 months in the retreated groupBack to article page