Table 2.
Clinical characteristics of persons with TB notified to Montreal Public Health between January 1996 -- May 2007, N = 1852
| Number (%) of active TB patientsa | ||
|---|---|---|
| N | % | |
| Mycobacteriology and disease site | ||
| Pulmonary, Smear+ | 619 | 33.4 |
| Pulmonary, Smear- | 625 | 33.7 |
| Extra-pulmonary | 563 | 30.4 |
| Clinical and radiographic features of TB disease | ||
| Miliary TB | 35 | 1.9 |
| Cavitary TB | 336 | 18.1 |
| Any pulmonary TB-related symptomsb | 1530 | 82.6 |
| Any systemic TB-related symptomsc | 1018 | 55.0 |
| Drug resistance | ||
| Multi- and poly-TB drug resistant | 33 | 1.8 |
| Mono-TB drug resistant | 122 | 6.6 |
| Pan-sensitive | 1664 | 89.8 |
| Therapy supervision, ever directly-observed (DOT) | 807 | 43.5 |
| Treatment duration in days, median (min-max) | 208 (183–295) | |
| Treatment outcome | ||
| Cured | 1518 | 82.0 |
| Died | 127 | 6.9 |
| Defaulted/failed | 34 | 1.8 |
| Moved | 69 | 3.7 |
aMissing data: TB diagnosis (n = 45), drug resistance (n = 33), treatment outcome (n = 104)
bPulmonary TB-related symptoms: cough, hemoptysis, and abnormal chest x-ray
cSystemic TB-related symptoms: weight loss, fever, fatigue, night sweats