From: Tuberculosis contact-tracing among Syrian refugee populations: lessons from Jordan
Contacts of all IC | Contacts of Smear + IC only | |||||||
---|---|---|---|---|---|---|---|---|
All | < 5 | 5 to 15 | > 15 | All | < 5 | 5 to 15 | > 15 | |
All contacts (n) | 481 | 76 | 134 | 237 | 210 | 33 | 60 | 87 |
Active TB (%) (IC 95) | 2.1 (1.1-3.9) | 5.3 (1.7-13.7) | 0 | 2.5 (1.0-5.7) | 3.8 (1.8-7.6) | 9.1 (2.4-25.5) | 0 | 5.7 (2.1-13.4) |
PTB prevalence (%) (IC 95) | 1.6 (0.7-3.3) | 3.9 (1.0-11.8) | 0 | 2.1 (0.8-5.1) | 2.9 (1.2-6.5) | 6.1 (1.1-21.7) | 0 | 4.6 (1.5-12.0) |
EPTB prevalence (%) (IC 95) | 0.4 (0.1-1.6) | 1.3 (0.1-81) | 0 | 0.4 (0.0-2.7) | 1.0 (0.2-3.8) | 3.0 (0.2-17.5) | 0 | 1.1 (0.1-7.1) |
Contacts with TST result available (n) | 228 | 61 | 90 | 59 | 120 | 28 | 44 | 34 |
LTBI prevalence (%) (IC 95) | 24.1 (18.8-30.3) | 26.2 (16.1-39.3) | 21.1 (13.5-31.2) | 27.1 (16.7-40.5) | 37.5 (29.0-46.8) | 39.3 (22.1-59.3) | 40.9 (26.7-56.7) | 35.3 (20.3-53.5) |