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Table 2 Clinical characteristics of persons with TB notified to Montreal Public Health between January 1996 -- May 2007, N = 1852

From: Predictors of hospitalization of tuberculosis patients in Montreal, Canada: a retrospective cohort study

 

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

  1. aMissing data: TB diagnosis (n = 45), drug resistance (n = 33), treatment outcome (n = 104)
  2. bPulmonary TB-related symptoms: cough, hemoptysis, and abnormal chest x-ray
  3. cSystemic TB-related symptoms: weight loss, fever, fatigue, night sweats