Table 2.
Characteristics of TB treatment and outcomes of the cross-sectional population by different age groups (N = 246)
| TB characteristics | 18–44 y (n = 46) | 45–64 y (n = 48) | 65–74 y (n = 35) | 75–83 y (n = 60) | ≥ 84 y (n = 57) |
|---|---|---|---|---|---|
| Multi-site TB (%) | 10 (21.7) | 6 (12.5) | 9 (25.7) | 17 (28.3) | 10 (17.5) |
| Smear positive (%) | 17 (37.0) | 25 (52.1) | 21 (60.0) | 35 (58.3) | 31 (54.4) |
| Culture-positive TB (%)a,b | 39 (84.8) | 36 (75.0) | 30 (85.6) | 56 (93.3) | 53 (93.0) |
| Cavitation on chest radiograph (%) | 16 (34.8) | 15 (31.3) | 14 (40.0) | 17 (28.3) | 15 (26.3) |
| Use of PZAa,b,c | 42 (91.3) | 44 (91.7) | 30 (85.7) | 43 (71.7) | 19 (33.3) |
| Completed therapy (%)a,b,c | 45 (97.8) | 45 (93.8) | 28 (80.0) | 47 (78.3) | 25 (43.9) |
| Median duration of initial hospitalization (days)b,c | 36.5 | 38 | 44 | 53 | 61 |
| Died during therapy (%)a,b,c | 1 (2.2) | 1 (2.1) | 6 (17.1) | 13 (21.7) | 32 (56.1) |
| Death related to TB (%)a,b,c | 1 (2.2) | 1 (2.1) | 5 (14.3) | 12 (20.0) | 26 (45.6) |
| Median time to death (days) | 82 | 10 | 39 | 40 | 48 |
| Time to treatment completion | |||||
| Average daysa,b,c | 229 | 252 | 264 | 258 | 302 |
| < 26 weeks (%) | 0 (0) | 3 (6.7) | 0 (0) | 1 (2.1) | 0 (0) |
| 26 to < 39 weeks (%) | 32 (71.1) | 24 (53.3) | 14 (50.0) | 26 (55.3) | 10 (40.0) |
| 39 to < 52 weeks (%) | 11 (24.4) | 15 (33.3) | 12 (42.9) | 17 (36.2) | 8 (32.0) |
| ≥ 52 weeks (%)c | 2 (4.4) | 3 (6.7) | 2 (7.1) | 3 (6.4) | 7 (28.0) |
| Sputum culture conversion | |||||
| Average days | 45.4 | 39.3 | 38.6 | 43.2 | 41.1 |
| > 2 months (%) | 7 (18.4) | 9 (25.0) | 4 (14.3) | 9 (18.0) | 7 (17.5) |
PZA pyrazinamide, TB tuberculosis
ap-Value < 0.05 comparing those aged < 65 to those ≥ 65 years
bp-Value < 0.05 comparing those aged < 75 to those ≥ 75 years
cp-Value < 0.05 comparing those aged < 84 to those ≥ 84 years