Table 4 Clinical characteristics of household contacts (n = 753 at site I and n = 523 at site II), September 2020 - December 2022
Clinical characteristic of household contacts | Study sties | ||
|---|---|---|---|
Study site I n (%) | Study site II n (%) | ||
Ever treated for TB | No | 721 (96.0) | 489 (94.8) |
Yes | 30 (4.0) | 27 (5.2) | |
Smoking status | No | 732 (97.5) | 507 (99.0) |
Yes | 19 (2.5) | 5 (1.0) | |
BCG vaccination status | Scar present | 53 (7.1) | 251 (48.7) |
Certificate of vaccination | 27 (3.6) | 24 (4.7) | |
Vaccine recorded, no scar | 163 (21.7) | 70 (13.6) | |
Not vaccinated | 508 (67.6) | 170 (33.0) | |
Recently, tested for HIV | No | 679 (90.4) | 386 (74.7) |
Yes | 72 (9.6) | 131 (25.3) | |
HIV status | Negative | 40 (100.0) | 134 (100.0) |
Positive | 0 (0.0) | 0 (0.0) | |
Cough > 2 weeks | No | 634 (84.4) | 465 (89.9) |
Yes | 117 (15.6) | 52 (10.1) | |
Productive cough | No | 638 (84.9) | 480 (92.8) |
Yes | 113 (15.1) | 37 (7.2) | |
Blood mixed sputum | No | 739 (98.4) | 514 (99.4) |
Yes | 12 (1.6) | 3 (0.6) | |
Fever | No | 716 (95.3) | 493 (95.4) |
Yes | 35 (4.7) | 24 (4.6) | |
Night sweating | No | 689 (91.7) | 500 (96.7) |
Yes | 62 (8.3) | 17 (3.3) | |
Appetite loss | No | 697 (92.8) | 494 (95.6) |
Yes | 54 (7.2) | 23 (4.5) | |
Weight loss | No | 716 (95.3) | 498 (96.3) |
Yes | 35 (4.7) | 19 (3.7) | |
Chest pain | No | 718 (95.6) | 500 (96.7) |
Yes | 33 (4.4) | 17 (3.3) | |
Fatigue | No | 676 (90.0) | 499 (96.9) |
Yes | 75 (10.0) | 16 (3.1) | |
Other comorbid illness | No | 714 (95.1) | 481 (95.1) |
Yes | 37 (4.9) | 25 (4.9) | |
BMI: median (IQR) | 19.5 (17.5–21.9) | 21.4 (18.3–23.4) | |
Daily contact duration in hrs.: median (IQR) | 6 (6–10) | 8 (6–12) | |
Total contact duration in days: median (IQR) | 30 (20–60) | 120 (30–365) | |