From: The latent tuberculosis infection cascade of care in Iqaluit, Nunavut, 2012–2016
All patients (n = 2303) | Diagnosed with latent tuberculosis infection (n = 439) | Diagnosed with active tuberculosis (n = 17) | Not diagnosed with latent or active tuberculosis (n = 1847) | |
---|---|---|---|---|
Characteristic | ||||
Age at first TST, mean (SD) | ||||
Males | 25.2 (17.1) | 25.1 (17.7) | 30.6 (18.7) | 25.1 (16.9) |
Females | 25.4 (15.6) | 24.4 (16.5) | 29.1 (19.5) | 25.6 (15.3) |
Total | 25.3 (16.3) | 24.8 (17.1) | 29.9 (18.5) | 25.4 (16.0) |
Age at first TST, n (%) | ||||
< 18 years | 784 (34.0) | 169 (38.5) | 4 (23.5) | 611 (33.1) |
18–35 years | 919 (39.9) | 157 (35.8) | 4 (23.5) | 758 (41.0) |
> 35 years | 600 (26.1) | 113 (25.8) | 9 (52.9) | 478 (25.9) |
Sex, n (%) | ||||
Male | 1065 (46.2) | 224 (51.0) | 9 (52.9) | 832 (45.0) |
Female | 1238 (53.8) | 215 (49.0) | 8 (47.1) | 1015 (55.0) |
Ethnicity, n (%) | ||||
Inuit | 1220 (53.0) | 290 (66.1) | 16 (94.1) | 914 (49.5) |
Non-Inuit | 658 (28.6) | 90 (20.5) | 0 (0) | 568 (30.8) |
Unknown | 425 (18.5) | 59 (13.4) | 1 (5.9) | 365 (19.8) |
Number of TSTs performed, n (%) | ||||
1 | 1684 (73.1) | 344 (78.4) | 16 (94.1) | 1324 (71.7) |
2 | 441 (19.1) | 74 (16.9) | 1 (5.9) | 366 (19.8) |
3 | 128 (5.6) | 17 (3.9) | 0 (0) | 111 (6.0) |
> 3 | 50 (2.2) | 4 (0.9) | 0 (0) | 46 (2.5) |
TST Result, n (%) | ||||
Ever positive | 456 (19.8) | 439 (100) | 17 (100) | 0 (0) |
Never positive | 1847 (80.2) | 0 (0) | 0 (0) | 1847 (100) |