Table 4:
Sensitivity relative to sputum semi-quantitative results. Sputum semi-quantitative data were available for N = 93 participants with confirmed TB in Cohort 2.
Sputum semi-quantitative results | Sensitivity, Xpert Ultra | Sensitivity, MTB Ultima | ||
---|---|---|---|---|
N | Percent (95% CI) | N | Percent (95% CI) | |
High | 43/43 | 100 (91.8, 100) | 38/40 | 95 (83.1, 99.4) |
Medium | 16/16 | 100 (79.4, 100) | 13/15 | 86.7 (59.5, 98.3) |
Low | 16/23 | 69.6 (47.1, 86.8) | 13/21 | 61.9 (38.4, 81.9) |
Very low | 3/8 | 37.5 (8.5, 75.5) | 4/7 | 57.1 (18.4, 90.1) |
Trace | 0/3 | 0 (0, 70.8) | 0/3 | 0 (0, 70.8) |
Total | 78/93 | 83.9 (74.8, 90.9) | 68/86 | 79.1 (69, 87.1) |