TABLE III. TB-profiler versus MTBSEQ whole-genome sequencing tools according to Kappa Coefficient.
Kappa (Interpretation) | Observed concordance | Replicability | 95% CI | p-value | ||||||
Drugs | TB-profiler | MTBSEQ | TB-profiler | MTBSEQ | TB-profiler | MTBSEQ | TB-profiler | MTBSEQ | TB-profiler | MTBSEQ |
INH | 0.854 | 0.692 | 92.96% | 84.51% | Almost perfect | Substantial | 0.731 to 0.977 | 0.528 to 0.856 | <0.0001 | <0.0001 |
RIF | 0.792 | 0.713 | 91.55% | 88.73% | Substantial | Substantial | 0.635 to 0.949 | 0.528 to 0.898 | <0.0001 | <0.0001 |
PZA | 0.508 | 0.238 | 92.96% | 87.32% | Moderate | Fair | 0.133 to 0.882 | -0.108 to 0.585 | <0.0001 | <0,0219 |
EMB | 0.645 | 0.653 | 90.41% | 91.55% | Substantial | Substantial | 0.411 to 0.879 | 0.400 to 0.906 | <0.0001 | <0.0001 |
SM | 0.776 | 0.718 | 95.77% | 94.73% | Substantial | Substantial | 0.533 to 1.000 | 0.457 to 0.980 | <0.0001 | <0.0001 |
INH: isoniazid; RIF: rifampicin; PZA: pyrazinamide; EMB: ethambutol; SM: streptomycin; 95% CI: 95% confidence interval.