Routine sputum used by TB program for MDR-TB diagnosis (combined specimens per index case) | Study sputum collected on MDR-TB treatment (one specimen per index case) | |||||
---|---|---|---|---|---|---|
n | % of done | % of 308 | n | % of done | % of 280 | |
Smear donea | 217 | – | 70.5 | 280 | – | 100.0 |
Smear positive | 149 | 68.7 | 48.4 | 94 | 33.6 | 33.6 |
Smear 3+ | 57 | 26.3 | 18.5 | 20 | 7.1 | 7.1 |
Smear 2+ | 39 | 18.0 | 12.7 | 18 | 6.4 | 6.4 |
Smear 1+ | 41 | 18.9 | 13.3 | 19 | 6.8 | 6.8 |
Smear scanty | 12 | 5.5 | 3.9 | 37 | 13.2 | 13.2 |
Smear negative | 68 | 31.3 | 22.1 | 186 | 66.4 | 66.4 |
Xpert done | 152 | – | 49.4 | 278 | – | 99.3 |
Xpert MTB+ | 150 | 98.7 | 48.7 | 141 | 50.7 | 50.4 |
Xpert MTB not detected | 1 | 0.7 | 0.3 | 135 | 48.6 | 48.2 |
Xpert no result | 1 | 0.7 | 0.3 | 2 | 0.7 | 0.7 |
Hain MTBDRplus done | 214 | – | 69.5 | 27 | – | 9.6 |
Hain MTBDRplus MTB+ | 211 | 98.6 | 68.5 | 21 | 77.8 | 7.5 |
Hain MTBDRplus MTB not detected | 2 | 0.9 | 0.6 | 6 | 22.2 | 2.1 |
Hain MTBDRplus indeterminate | 1 | 0.5 | 0.3 | |||
Liquid culture done | 159 | – | 51.6 | 274 | – | 97.9 |
Liquid culture MTB+ | 147 | 92.5 | 47.7 | 82 | 29.9 | 29.3 |
Liquid culture NTM+ | 3 | 1.1 | 1.1 | |||
Liquid culture negative | 8 | 5.0 | 2.6 | 168 | 61.3 | 60.0 |
Liquid culture contaminated | 4 | 2.5 | 1.3 | 21 | 7.7 | 7.5 |
Solid culture done | 64 | – | 20.8 | 58 | – | 20.7 |
Solid culture MTB+ | 57 | 89.1 | 18.5 | 14 | 24.1 | 5.0 |
Solid culture negative | 5 | 7.8 | 1.6 | 43 | 74.1 | 15.4 |
Solid culture contaminated | 2 | 3.1 | 0.6 | 1 | 1.7 | 0.4 |
Liquid or solid culture done | 193 | – | 62.7 | 275 | – | 98.2 |
Liquid or solid culture MTB+ | 179 | 92.7 | 58.1 | 85 | 30.9 | 30.4 |
Liquid or solid culture negative | 9 | 4.7 | 2.9 | 172 | 62.5 | 61.4 |
Liquid or solid culture contaminated | 5 | 2.6 | 1.6 | 18 | 6.5 | 6.4 |
Any Xpert or Hain or culture done | 308 | – | 100.0 | 280 | – | 100.0 |
Any Xpert or Hain or culture MTB+ | 308 | 100.0 | 100.0 | 147 | 52.5 | 52.5 |