Table 1.
Socio-demographic characteristics, TB and drug use history, and test results of the participants
| Characteristic | Total | Control group | Case management group |
|---|---|---|---|
| Male participants (%, 95% CI) | 64.9 (55.8-73.9) | 61.8 (48.7-74.9) | 67.9 (55.4-80.3) |
| Mean age in years (SD; range) | 26.2 (4.2; 19-48) | 26.3 (3.1; 20-33) | 26.0 (5.2; 19-48) |
| Sample younger than 30 years of age (%, 95% CI) | 83.9 (77.0-90.8) | 82.1 (71.9-92.4) | 85.7 (76.4-95.1) |
| Ethnicity (%, 95% CI) | |||
| Estonian | 9.8 (4.2-15.4) | 8.9 (1.3-16.5) | 10.7 (2.5-19.0) |
| Other | 90.2 (84.6-96.8) | 91.1 (83.5-98.7) | 89.3 (81.0-97.5) |
| Persons with less than 12 years of education (%, 95% CI) | 56.3 (46.9-65.6) | 51.8 (38.4-65.1) | 60.7 (47.7-73.8) |
| Percentage of employed participants (%, 95% CI) | 49.1 (39.7-58.5) | 48.2 (34.9-61.6) | 50.0 (36.6-63.4) |
| Percentage of participants who had been in prison at least once in lifetime (%, 95% CI) | 61.6 (52.5-70.6) | 67.9 (55.4-80.3) | 55.4 (42.1-68.6) |
| Mean age at initiation of IDU (SD; range) | 16.8 (3.3; 11-30) | 17.3 (3.6; 11-26) | 16.2 (3.0; 11-30) |
| Mean duration of IDU in years (SD; range) | 9.4 (3.6; 2-24) | 9.0 (3.4; 2-20) | 9.8 (3.8; 4-24) |
| Percentage uninsured by the national health insurance (%, 95% CI) | 36.6 (27.5-45.7) | 35.7 (22.9-48.5) | 37.5 (24.6-50.4) |
| Percentage of people with TB contacts (%, 95% CI) | 24.1 (16.1-32.2) | 66.7 (53.4-79.9) | 81.1 (70.4-91.9) |
| Percentage of people who had had TB (%, 95% CI) | 0.0 | 0.0 | 0.0 |
| Percentage HIV-antibody positive | 86.2 (79.7-92.8) | 88.7 (80.0-97.4) | 83.9 (74.1-93.7) |
| Percentage IGRA-positive (%, 95% CI) | 7.4 (2.4-12.4) | 9.4 (1.4-17.5) | 5.5 (0.0-11.6) |
| Percentage Mantoux-positive (≥5 mm) (%, 95% CI) | 17.0 (9.9-24.0) | 19.6 (9.0-30.3) | 14.3 (4.9-23.6) |