Table 1. Distribution of characteristics of the cohort of 762 patients according to vital status at the end of follow-up. Barcelona, 1995–2005.
| Variables | Totaln (%)762 (100) | Diedn (%)173 (22.7) | Survivedn (%)589 (77.3) | p-value |
| Median age (years) (IQR) * | 36 (28–52) | 56 (36–71.5) | 34 (27–46) | <0.001 |
| Sex | ||||
| . Male | 520 (68.2) | 134 (77.5) | 386 (65.5) | 0.002 |
| . Female | 242 (31.8) | 39 (22.5) | 203 (34.5) | |
| Country of birth | ||||
| . Foreign | 72 (9.4) | 6 (3.5) | 66 (11.2) | 0.001 |
| . Spain | 690 (90.6) | 167 (96.5) | 523 (88.8) | |
| Residence in inner-city | ||||
| . Yes | 152 (19.9) | 40 (23.1) | 112 (19) | 0.010 |
| . No | 610 (80.1) | 133 (76.9) | 477 (81) | |
| Homelessness | ||||
| . Yes | 53 (7) | 15 (8.7) | 38 (6.5) | 0.340 |
| . No | 709 (93) | 158 (91.3) | 551 (93.5) | |
| Prison history | ||||
| . Yes | 69 (9.1) | 20 (11.6) | 49 (8.3) | 0.370 |
| . No | 693 (90.9) | 153 (88.4) | 540 (91.7) | |
| Smoker | ||||
| . Yes | 414 (54.3) | 94 (54.3) | 320 (54.3) | 0.450 |
| . No | 331 (43.4) | 73 (42.2) | 258 (43.8) | |
| . Unknown | 17 (2.2) | 6 (3.5) | 11 (1.9) | |
| Alcohol abuse | ||||
| . Yes | 208 (27.3) | 69 (39.9) | 139 (23.6) | <0.001 |
| . No | 554 (72.7) | 104 (60.1) | 450 (76.4) | |
| HIV-IDU ** | ||||
| . HIV Negative - Non-IDU | 573 (75.2) | 112 (64.7) | 461 (78.3) | <0.001 |
| . HIV Positive –IDU | 123 (16.1) | 51 (29.5) | 72 (12.2) | |
| . HIV Positive - Non-IDU | 55 (7.2) | 10 (5.8) | 45 (7.6) | |
| . HIV Negative –IDU | 11 (1.4) | 0 (0) | 11 (1.9) | |
| Recurrence | ||||
| . Yes | 30 (3.9) | 6 (3.5) | 24 (4.1) | 0.810 |
| . No | 732 (96.1) | 167 (96.5) | 565 (95.9) | |
| Type of tuberculosis | ||||
| . Pulmonary | 573 (75.2) | 118 (68.2) | 455 (77.2) | 0.038 |
| . Mixed | 78 (10.2) | 25 (14.5) | 53 (9) | |
| . Extrapulmonary | 111 (14.6) | 30 (17.3) | 81 (13.8) | |
| Chest- X-Ray | ||||
| . Abnormal non-cavitary | 447 (58.7) | 109 (63) | 338 (57.4) | <0.001 |
| . Cavitary | 225 (29.5) | 33 (19.1) | 192 (32.6) | |
| . Normal | 77 (10.1) | 28 (16.2) | 49 (8.3) | |
| . Unknown | 13 (1.7) | 3 (1.7) | 10 (1.7) | |
| Type of resistance | ||||
| . No resistance | 705 (92.5) | 157 (90.8) | 548 (93) | 0.860 |
| . Primary | 35 (4.6) | 8 (4.6) | 27 (4.6) | |
| . Secondary | 13 (1.7) | 3 (1.7) | 10 (1.7) | |
| . Unknown | 9 (1.2) | 5 (2.9) | 4 (0.7) | |
| MDR TB *** | ||||
| . Yes | 11 (1.4) | 3 (1.7) | 8 (1.4) | 0.900 |
| . No | 747 (88.1) | 168 (97.1) | 579 (98.3) | |
| . Unknown | 4 (0.5) | 2 (1.2) | 2 (0.3) | |
| Previous TB treatment | ||||
| . Yes | 116 (15.2) | 33 (19.1) | 83 (14.1) | 0.078 |
| . No | 618 (81.1) | 130 (75.1) | 488 (82.9) | |
| . Unknown | 28 (3.7) | 10 (5.8) | 18 (3.1) | |
| DOT **** | ||||
| . No | 623 (81.8) | 123 (71.1) | 500 (84.9) | |
| . Yes | 139 (18.2) | 50 (28.9) | 89 (15.1) | <0.001 |
*IQR: Interquartile range.
**IDU: Injecting drug users.
***MDR TB: Multi-drug resistant tuberculosis.
****DOT: Directly observed treatment.