Ontology highlight
ABSTRACT:
SUBMITTER: Maciel EL
PROVIDER: S-EPMC4497564 | biostudies-literature | 2013 Feb
REPOSITORIES: biostudies-literature
The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease 20130201 2
<h4>Objective</h4>To investigate risk factors for delayed sputum culture conversion to negative during anti-tuberculosis treatment, with an emphasis on smoking.<h4>Design</h4>Nested case-control study of adults with non-cavitary, culture-confirmed pulmonary tuberculosis (TB) participating in an anti-tuberculosis treatment trial in Brazil. A case of delayed culture conversion was a patient who remained culture-positive after 2 months of treatment. Odds ratios with 95% confidence intervals were c ...[more]