BAL and blood IGRA results (N = 94).

<p><b><u>Abbreviations:</u></b> BAL (bronchoalveolar lavage), IGRA (interferon-gamma release assay).</p

Diagnostic accuracy of BAL IGRA.

*<p> <b>% (95% confidence interval); indeterminate IGRA results excluded.</b></p><p><b><u>Abbreviations:</u></b> BAL (bronchoalveolar lavage), IGRA (interferon-gamma release assay), TB (tuberculosis), PPV (positive predictive value), NPV (negative predictive value).</p

Study flow.

<p>Of 110 smear-negative tuberculosis suspects referred for bronchoscopy, 104 (95%) underwent the procedure and 94 (85%) were included in the study. Bronchoalevolar lavage TSPOT and peripheral blood TSPOT provided interpretable results in 62 (66%) and 81 (86%) patients, respectively.</p

Demographic and clinical characteristics.

*<p>Continuous variables presented as medians (interquartile range).</p><p><b><u>Abbreviations:</u></b> TB (tuberculosis).</p

Effect of chlorhexidine - nystatin oral rinse on culture contamination.

p<p>N = 177, Total HIV positive participants;</p>q<p>n = 92,</p>r<p>n = 85.</p>s<p>N = 43, Total HIV negative participants;</p>t<p>n = 18,</p>u<p>n = 25.</p

Baseline characteristics.

<p>Data presented as N (%) or Median (IQR, inter-quartile range),</p>a<p>n = 177.</p

Flow diagram summarizing enrolment and analysis results.

<p>Flow diagram summarizing enrolment and analysis results.</p