Skip to main content

Table 1 (abstract P58). Xpert for TB meningitis, 29 studies (3774 specimens, 433 culture-confirmed TB)

From: Methods for Evaluation of medical prediction Models, Tests And Biomarkers (MEMTAB) 2018 Symposium

Pooled sensitivity (95% CrI) Pooled specificity (95% CrI) Predicted sensitivity (95% CrI) Predicted specificity (95% CrI)
Xpert accuracy against culture reference, bivariate
 71.1% (60.9, 80.4) 98.0% (97.0, 98.8) 71.1% (27.8, 94.8) 98.0% (88.1, 99.7)
Xpert accuracy, latent class
 63.2% (53.8, 73.6) 99.6% (98.5, 99.9) 63.1% (39.9, 83.0) 99.6% (98.3, 99.9)
Culture accuracy, latent class
 68.6% (59.0, 78.0) 99.3% (98.1, 99.8) 68.5% (44.9, 86.5) 99.3% (97.7, 99.8)