Table 1 Baseline characteristics of adult tuberculosis cases and their household contacts in southern India (n = 2032)
| Â | Active TB Case | Household Contact |
|---|---|---|
(n = 919) | (n = 1113) | |
n (%) or mean ± std | n (%) or mean ± std | |
Sociodemographics | ||
 Male (n = 1969) | 729 (79.3) | 392 (35.2) |
 Age (years) | 44.9 ± 14.0 | 36.8 ± 14.4 |
 Years of schooling | 6.9 ± 4.7 | 8.0 ± 5.1 |
 Married/Living together | 673 (73.2) | 702 (63.1) |
 Household income ≤5,000 rupees (n = 1817)a | 465 (50.6) | 395 (44.0) |
 Hazardous alcohol use | 426 (46.4) | 70 (6.3) |
 Current smoker | 215 (23.4) | 107 (9.6) |
Body Mass Index (kg/m2) | ||
 Underweight (< 18.5) | 564 (61.4) | 182 (16.4) |
 Normal (18.5–22.9) | 266 (28.9) | 387 (34.8) |
 Overweight/obese (≥23.0) | 89 (9.7) | 461 (48.9) |
Diabetes measurements | ||
 Prior diabetes diagnosis | 296 (32.2) | 69 (6.2) |
 Random blood glucose (mg/dL) (n = 1635) | 180.8 ± 103.4 | 132.0 ± 63.8 |
 Random blood glucose ≥200 mg/dL (n = 1635) | 263 (28.6) | 58 (5.2) |
 Prior diabetes diagnosis or random blood sugar ≥200 mg/dL | 343 (37.3) | 94 (8.5) |
Tuberculosis testing | ||
 Tuberculin skin test positive | NA | 605 (54.4) |
 Tuberculin skin test induration (mm)b | NA | 7 (2–11) |
 Days to MGIT positivity (n = 916) | 8.5 ± 4.1 | NA |
Other Comorbidities | ||
 Self-reported history of renal failure | 1 (0.1) | 3 (0.3) |
 HIV positive | 3 (0.3) | NA |