From: Detection of Mycobacterium tuberculosis in pediatric stool samples using TruTip technology
 |  | Positive stool result (n/N) | Sensitivity (95% CIa) | Specificity (95% CI) |
---|---|---|---|---|
First sample | All children | 16/259 | Â | Â |
Confirmed TB (SM+)b | 7/7 | 100% (59–100%) |  | |
Confirmed TB (SM-) | 5/15 | 33% (13–61%) |  | |
Confirmed TB (all smear grades) | 12/22 | 55% (33–75%) |  | |
Clinically-diagnosed, unconfirmed TB | 1/84 | 1.2% (0.0–6.5%) |  | |
No TB diagnosis | 3/153 |  | 98% (94–99.5%) | |
Both samples | All children | 18/259 | Â | Â |
Confirmed TB (SM+) | 7/7 | 100% (59–100%) |  | |
Confirmed TB (SM-) | 6/15 | 40% (16–68%) |  | |
Confirmed TB (all smear grades) | 13/22 | 59% (36–79%) |  | |
Clinically-diagnosed, unconfirmed TB | 1/84 | 1.2% (0.0–6.5%) |  | |
No TB diagnosis | 4/153 |  | 97% (93–99.3%) |