Table 1.
Baseline characteristics of adult tuberculosis cases and their household contacts in southern India (n = 2032)
| 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 |
MGIT mycobacterial growth indicator tubes, NA Not Available, Std standard deviation
a Equivalent to ~ 75 USD
b Median (interquartile range)