期刊
PUBLIC HEALTH ACTION
卷 11, 期 1, 页码 38-45出版社
INT UNION AGAINST TUBERCULOSIS LUNG DISEASE (I U A T L D)
DOI: 10.5588/pha.21.0041
关键词
STR; effectiveness; safety; aDSM
资金
- National Institute of Health Research, Department of Health & Social Care of the United Kingdom
The study assessed the uptake, effectiveness, and safety of the 9-12-month STR in MDR/RR-TB patients in Nepal. Results showed modest uptake of STR, high treatment success, and low post-treatment recurrence, with HIV positivity and patient age over 55 being significantly associated with unsuccessful outcomes.
SETTING: Nine drug-resistant TB centres, some of them supported by Damien Foundation in Nepal where >80% of multidrug-resistant/rifampicin-resistant TB (MDR/RR-TB) patients are treated. OBJECTIVE: To assess the uptake, effectiveness and safety of the 9-12-month shorter treatment regimen (STR) in MDR/RR-TB patients registered from January 2018 to December 2019. DESIGN: This was a cohort study involving secondary programme data. RESULTS: Of 631 patients, 301 (48.0%) started and continued STR. Key reasons for ineligibility to start/continue STR were baseline resistance or exposure to second-line drugs (62.0%), contact with extensively drug-resistant TB (XDR-TB) or pre-XDR-TB (7.0%) patients and unavailability of STR drugs (6.0%). Treatment success was 79.6%; unsuccessful outcomes were death (12.0%), lost to follow-up (5.3%), failure (2.7%) and not evaluated (0.7%). Unsuccessful outcomes were significantly associated with HIV positivity and patient age >= 55 years, with adjusted relative risk of respectively 2.39 (95% CI 1.52-3.77) and 3.86 (95% CI 2.30-6.46). Post-treatment recurrence at 6 and 12 months was respectively 0.5% and 2.4%. Serious adverse events (SAEs) were seen in 15.3% patients - hepatotoxicity and ototoxicity were most common. CONCLUSION: STR had a modest uptake, high treatment success and low post-treatment recurrence. For proper detection and management of SAEs, improving pharmacovigilance might be considered. Availability of rapid diagnostic test for second-line drugs is crucial for correct patient management.
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