Multidrug-resistant tuberculosis (MDR-TB), defined as resistance to at least isoniazid (INH) and rifampicin (RMP), is considered a threat to TB control. Implementation of DOTS ensures high cure rates and prevents MDR.To study the prevalence of MDR-TB from a retrospective analysis of the data in a tuberculosis unit where DOTS was implemented over a period of 6 years through public private mix (PPM).Drug susceptibility testing of Mycobacterium tuberculosis samples isolated from the cultures of newly registered and retreatment sputum smear-positive cases during 2001-2003.During the study, 909 sputum-positive cases were registered and analysed. Of these, 714 were new and 195 were retreatment sputum-positive cases. INH resistance was found in 3.2

作者：B, Anuradha；S, Aparna；V, Hari Sai Priya；V H S, Priya；V, Vijaya Lakshmi；V V, Lakshmi；Y, Akbar；G, Suman Latha；G S, Latha；K J R, Murthy

来源：The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease 2006 年 10卷 1期