Table 1 Summary of Patient Characteristics
Patient Characteristics | N (SD or %) |
|---|---|
Age, years, mean (SD) | 33.4 (9.5) |
Sex, Female | 437/630 (69%) |
Foreign Born | 546/630 (87%) |
Mean years in Canada, if foreign-born (SD) | 8.0 (8.3) |
WHO Regions of birth, if foreign born | |
Americas | 209/546 (38%) |
Africa | 101/546 (19%) |
Eastern Mediterranean | 86/546 (16%) |
Europe | 78/546 (14%) |
Western Pacific | 63/546 (12%) |
South-East Asia | 9/546 (2%) |
Reason for Screening | |
Before health care work | 65/630 (10%)* |
Before health care studies | 478/630 (76%)* |
Just started health care work | 124/630 (20%)* |
BCG vaccination: | |
Yes | 443/630 (70%) |
No | 91/630 (14%) |
Unknown | 96/630 (15%) |
Tuberculin Skin Test #1 quantitative result, total | 615/630 (98%) |
<5 mm† | 78/615 (13%) |
5-9 mm† | 59/615 (10%) |
10-14 mm† | 211/615(34%) |
≥15 mm† | 267/615 (43%) |
Tuberculin Skin Test #2 quantitative result, total | 154/630 (26%) |
<5‡ | 4/154 (3%) |
5-9‡ | 4/154 (3%) |
10-14‡ | 81/154 (53%) |
≥15‡ | 65/154 (42%) |
Any Symptoms | 12/630 (2%) |
Any Concomitant Medical Conditions | 84/630 (13%) |
Any Regular Medications | 136/630 (22%) |
Any Smoking History | 85/630 (14%) |
Any Physical Examination Finding | 18/630 (3%) |
CXR: Normal | 564/630 (90%) |
Minor Abnormality | 28/630 (4%) |
Inactive TB | 28/630 (4%) |
Possible Active TB | 1/630 (0.2%) |
Non TB related Abnormality | 6/630 (1%) |
Pregnant (No CXR) | 3/630 (0.5%) |