Table 1.
Results of contact investigations by congregate settings.
| Congregate settings | Facilities (n) | Index patients (n) | Contacts (n) | New patients detected, n (%) | LTBI, n (%) | |
|---|---|---|---|---|---|---|
| Education facilities | Daycare center/kindergarten | 49 | 50 | 1,993 | 0 (0.0) | 394 (19.8) |
| Elementary school | 33 | 33 | 1,628 | 1 (0.1) | 215 (13.2) | |
| Middle school | 93 | 103 | 12,637 | 4 (0.0) | 910 (7.2) | |
| High school | 300 | 419 | 79,369 | 105 (0.1) | 6,055 (7.6) | |
| University | 290 | 377 | 29,384 | 82 (0.3) | 2,121 (7.2) | |
| Other schools | 10 | 11 | 803 | 2 (0.2) | 82 (10.2) | |
| Subtotal | 769 | 993 | 125,814 | 194 (0.2) | 9,777 (7.8) | |
| Military or police unit | 127 | 145 | 9,335 | 30 (0.3) | 1,085 (11.6) | |
| Social welfare facilities/correctional facilities | 201 | 292 | 10,522 | 26 (0.2) | 2,499 (23.8) | |
| Workplaces | 46 | 60 | 1,552 | 7 (0.5) | 366 (23.6) | |
| Others | 51 | 57 | 1,943 | 2 (0.1) | 559 (28.8) | |
| Total | 1,200 | 1,547 | 149,166 | 259 (0.2) | 14,286 (9.6) | |