Table 1.
Population characteristics
| Population characteristic | Interferon-γ assay | Total | |
|---|---|---|---|
| Positive n = 24 n (%) |
Negative n = 101 n (%) |
n = 125 n (%) |
|
| Age | |||
| <20 | 0 (0) | 3 (3.0) | 3 (2.4) |
| 20–39 | 13 (54) | 78 (77) | 91 (72.8) |
| 40–59 | 11 (46) | 18 (18)) | 29 (23.2) |
| 60 or more | 0 (0) | 2 (2) | 2 (1.6) |
| Gender | |||
| Male | 13 (54) | 53 (52) | 66 (52.8) |
| Level of education | |||
| Compulsory or less | 11 (46) | 46 (46) | 55 (45.6) |
| Reasons for migrating | |||
| Economical | 16 (64) | 63 (63) | 79 (63.2) |
| Political persecution | 2 (8) | 19 (19) | 21 (16.8) |
| Religious persecution | 1 (4) | 2 (2) | 3 (2.4) |
| Disease | 4 (17) | 2 (2) | 6 (4.8) |
| Family grouping | 4 (17) | 16 (16) | 20 (16) |
| Studies | 2 (8) | 8 (8) | 10 (8.0) |
| Other | 1 (4) | 6 (6) | 7 (5.6) |
| Arrived in Switzerland | |||
| Less than 2 years | 12 (48) | 54 (54) | 66 (52.8) |
| 2–7 years | 6 (25) | 38 (38) | 44 (35.2) |
| More than 7 years | 6 (24) | 9 (9) | 15 (12.0) |
| Tobacco | |||
| Smoker | 9 (37) | 39 (39) | 48 (38.4) |
| Close contact with TBC | |||
| Reported | 5 (21) | 15 (15) | 20 (16.0) |
| Not reported | 19 (79) | 86 (85) | 20 (84.0) |
| Proximity of at least one hour with someone during previous 3 months | |||
| Disco or dancing | 8 (33) | 43 (43) | 51 (40.8) |
| Religious meetings | 10 (42) | 41 (41) | 51 (40.8) |
| Interior sports | 1 (4) | 22 (22) | 23 (18.4) |
| Restaurants or pubs | 4 (17) | 16 (16) | 20 (16) |
| Welfare hostel | 1 (4) | 5 (4) | 6 (4.8) |
| Other | 1 (4) | 8 (8) | 9 (7.2) |