Results of urinary samples tested for the presence of rifampicin
| Total cohort with latent TB(n = 57) | Patients attending all clinics and 100% reported compliance(n = 23) | Patients missing clinics ± reporting non-compliance(n = 34) | |
| % (n) of samples positive for rifampicin | 67.1% (116) | 77.5% (55) | 59.8% (61) |
| % (n) of samples negative for rifampicin | 32.9% (57) | 22.5% (16) | 40.2% (41) |