Table 1.
Participant characteristics at the initial interview by participant group and sex (N = 263)
| Characteristics | Treated for tuberculosis disease | Treated for latent tuberculosis infection | Screened for tuberculosis but healthy and untreated | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Total (%) | Men (%) | Women (%) | Total (%) | Men (%) | Women (%) | Total (%) | Men (%) | Women (%) | |
| Sample size | 48 (18) | 27 (56) | 21 (44) | 105 (40) | 45 (43) | 60 (57) | 110 (42) | 50 (45) | 60 (55) |
| Mean (standard deviation) age - years | 37 (12) | 38 (15) | 36 (7) | 33 (9) | 34 (9) | 33 (10) | 35 (8) | 34 (8) | 35 (8) |
| Region of origin | |||||||||
| Africa | 15 (31) | 12 (44) | 3 (13) | 29 (28) | 18 (40) | 11 (19) | 34 (31) | 16 (32) | 18 (30) |
| Asia | 18 (38) | 8 (29) | 10 (47) | 28 (27) | 8 (18) | 20 (33) | 21 (19) | 11 (22) | 10 (17) |
| Eastern Europe | 3 (6) | 1 (4) | 2 (10) | 5 (5) | 3 (7) | 2 (3) | 12 (11) | 5 (10) | 7 (12) |
| Western Europe | 1 (2) | 1 (4) | 0 (0) | 5 (5) | 3 (7) | 2 (3) | 10 (9) | 5 (10) | 5 (8) |
| Central America | 3 (6) | 1 (4) | 2 (10) | 20 (18) | 6 (13) | 14 (24) | 18 (16) | 7 (14) | 11 (18) |
| North America | 5 (11) | 3 (11) | 2 (10) | 11 (10) | 5 (11) | 6 (10) | 11 (10) | 4 (8) | 7 (12) |
| South America | 3 (6) | 1 (4) | 2 (10) | 7 (7) | 2 (4) | 5 (8) | 4 (4) | 2 (4) | 2 (3) |
| Median (inter-quartile range) duration in Canada (years) | 2 (0–7) | 2 (0–10) | 2 (0–7) | 3 (1–9) | 1 (0–6) | 5 (2–10) | 2 (1–9) | 2 (1–7) | 2 (1–9) |
| Reason for hospital referral | |||||||||
| Pre-landing refugee or immigrant screening | 9 (19) | 5 (19) | 4 (19) | 6 (6) | 3 (7) | 3 (5) | 17 (15) | 10 (20) | 7 (12) |
| Post-landing surveillance | 7 (15) | 3 (11) | 4 (19) | 11 (10) | 7 (16) | 4 (7) | 7 (6) | 4 (8) | 3 (5) |
| Tuberculin Skin Test, not contact of patient with diagnosed TB disease | 1 (2) | 0 (0) | 1 (5) | 64 (61) | 22 (49) | 42 (70) | 67 (61) | 27 (54) | 40 (67) |
| Contact of patient with diagnosed TB disease | 1 (2) | 0 (0) | 1 (5) | 18 (17) | 10 (22) | 8 (13) | 5 (5) | 3 (6) | 2 (3) |
| Symptomatic of TB disease‡ | 24 (50) | 17 (63) | 7 (33) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
| Other | 6 (13) | 2 (7) | 4 (19) | 6 (6) | 3 (7) | 3 (5) | 0 (0) | 0 (0) | 0 (0) |
| Unknown | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 14 (13) | 6 (12) | 8 (13) |
| Smoking status | |||||||||
| Ever cigarette smoker* | 18 (38) | 14 (52) | 4 (19) | 24 (23) | 15 (33) | 9 (15) | 23 (21) | 14 (28) | 9 (15) |
| Current cigarette smoker† | 11 (23) | 9 (33) | 2 (10) | 8 (8) | 5 (11) | 3 (5) | 10 (9) | 5 (10) | 5 (8) |
| Median (inter-quartile range) pack-years smoking | 13 (6–19) | 17 (8–20) | 5 (3–9) | 4 (1–16) | 2 (1–16) | 5 (2–12) | 6 (3–18) | 5 (1–18) | 6 (4–21) |
‡Common symptoms of TB disease include chronic cough of at least two weeks duration, fever, and night sweats. Other symptoms may include hemoptysis, anorexia, weight loss, and chest pain. *A participant who never smoked is someone who smoked less than 20 packs of cigarettes or 400 grams of tobacco in a lifetime or less than 1 cigarette a day for 1 year.
†A participant who is a current smoker smoked cigarettes as of 1 month before the initial interview.