Table 1. Socio-demographic and clinical characteristics of index tuberculosis (TB) cases, Tbilisi, Georgia, 2010–2011.
| TB Patients' characteristics | TB patients who referred contacts to a health care facility for investigation (index cases) | TB patients who did not referred contacts to a health care facility for investigation | Total | OR (95%CI) | |
| N = 396 (%) | N = 382 (%) | N = 778 | |||
| All TB patients | |||||
| Gender | Male | 248 (62.6) | 241 (63.1) | 489 (62.9) | 0.98 (0.73–1.31) |
| Female | 148 (37.4) | 141 (36.9) | 289 (37.1) | 1 | |
| Age (years) | 0–4 | 0 (0.0) | 0 (0.0) | 0 (0.0) | N/A |
| 5–14 | 3 (0.8) | 7 (1.8) | 10 (1.3) | 1 | |
| 15–24 | 66 (17.8) | 81 (21.2) | 147 (19.5) | 1.90 (0.47–7.64) | |
| 25–34 | 122 (32.9) | 96 (25.1) | 218 (29.0) | 2.97 (0.75–11.77) | |
| 35–44 | 76 (20.5) | 87 (22.8) | 163 (21.6) | 2.04 (0.51–8.16) | |
| 45–54 | 59 (15.9) | 62 (16.2) | 121 (16.1) | 2.22 (0.55–8.99) | |
| 55–64 | 29 (7.8) | 29 (7.6) | 58 (7.7) | 2.33 (0.55–9.92) | |
| > = 65 | 16 (4.3) | 20 (5.2) | 36 (4.8) | 1.87 (0.42–8.40) | |
| missing | 25 | 0 | 25 | ||
| Case definition | New | 281 (78.7) | 290 (76.9) | 571 (77.8) | 1.11 (0.78–1.57) |
| Previously treated | 76 (21.3) | 87 (23.1) | 163 (22.2) | 1 | |
| Missing | 39 | 5 | 44 | ||
| AFB smear | SS (+) | 276 (89.9) | 146 (39.1) | 422 (62.1) | 13.84 (9.05–21.16) |
| SS (−) | 31 (10.1) | 227 (60.9) | 258 (37.9) | 1 | |
| Missing | 89 | 9 | 98 | ||
| AFB Culture | Positive | 303 (95.9) | 224 (66.7) | 527 (80.8) | 11.65 (6.40–21.23) |
| Negative | 13 (4.1) | 112 (33.3) | 125 (19.2) | 1 | |
| Missing | 80 | 46 | 126 | ||
| MDR TB status | MDR TB | 97 (27.6) | 55 (14.4) | 152 (20.7) | 2.26 (1.56–3.27) |
| Non MDR TB | 255 (72.4) | 327 (85.6) | 582 (79.3) | 1 | |
| Missing | 44 | 0 | 44 | ||
| Adult index cases 1 | |||||
| Work status | Unemployed | 281 (87.8) | 302 (83.9) | 583 (85.7) | 1.38 (0.89–2.14) |
| Employed | 39 (12.2) | 58 (16.1) | 97 (14.3) | 1 | |
| Missing | 41 | 8 | 49 | ||
| History of incarceration | Yes | 37 (11.4) | 39 (11.3) | 76 (11.3) | 1.01 (0.63–1.63) |
| No | 288 (88.6) | 306 (88.7) | 594 (88.7) | 1 | |
| Missing | 36 | 23 | 59 |
1
index cases>17 years of age.
Abbreviations: AFB–Acid-fast bacilli; SS–sputum smear; MDR–Multidrug-resistant