Treatment Outcomes and Long-term Survival in Patients with Extensively Drug-resistant Tuberculosis
Treatment Outcomes and Long-term Survival in Patients with Extensively Drug-resistant Tuberculosis
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DOI:
10.1164/rccm.200801-132oc
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发表时间:
2008-11-15
影响因子:
24.7
通讯作者:
Shim, Tae Sun
中科院分区:
文献类型:
--
作者:
Kim, Doh Hyung;Kim, Hee Jin;Shim, Tae Sun
Rationale: The increasing worldwide incidence of extensively drug-resistant tuberculosis (XDR-TB) has emerged as a threat to public health and tuberculosis (TB) control. Treatment outcomes have varied among studies, and data on long-term survival are still scarce.Objectives: To retrospectively assess the burden, clinical characteristics, treatment outcomes, and long-term survival rate of patients with XDR-TB in a cohort of patients with HIV-negative multidrug-resistant tuberculosis (MDR-TB) in South Korea.Methods: Medical records were reviewed of patients newly diagnosed with or retreated for MDR-TB from 2000 to 2002. The cohort was monitored for 3 to 7 years after the initiation of treatment. Initial treatment outcomes and cumulative survival rates were analyzed, and predictors of treatment success and survival were defined.Measurements and Main Results: Of 1,407 patients with MDR-TB 75 (5.3%) had XDR-TB at treatment initiation. The default rate was high (453/1,407; 32%), and patients with XDR-TB had lower treatment success (29.3 vs. 46.2%; P = 0.004) and higher all-cause (49.3 vs. 19.4%; P < 0.001) and TB-related disease mortality (41.3 vs. 11.8%; P