Table V.
Truenat | Culture | Total | Xpert | Culture | Total | ||
---|---|---|---|---|---|---|---|
Positive | Negative | Positive | Negative | ||||
Positive | 648 | 65 | 713 | Positive | 602 | 62 | 664 |
Negative | 49 | 15 | 64 | Negative | 95 | 18 | 113 |
Total | 697 | 80 | 777 | Total | 697 | 80 | 777 |
Sensitivity: 93% (90.8-94.8%) | Sensitivity: 86.4% (83.6-88.8%) | ||||||
Specificity: 18.8% (10.9-29%) | Specificity: 22.5% (13.9-33.2%) |
Sensitivities of Truenat and Xpert for detection of MTB among smear-positive samples in comparison with culture were 93 and 86.4%, respectively. The difference in sensitivity was significant (P<0.001) while specificities were 18.8 and 22.5%, and the difference was not significant