Table 1. Baseline clinical and socio-demographic characteristics of the cohort and recurrence of tuberculosis. Barcelona, 2003–2006.
| Cohort N = 971 (%) | Recurrence n = 13 (%) | No recurrence (Censure) n = 958 (%) | p-value* | |
| Age years, median (10–90 percentile) | 38 (22–70) | 43 (22–67) | 37 (19–69) | 0.40 |
| Sex Female Male | 340 (35) 631 (65) | 2 (15) 11 (85) | 338 (35) 620 (65) | 0.16 |
| Country of birthSpainOutside of Spain | 629 (65) 342 (35) | 9 (69) 4 (31) | 620 (65) 338 (35) | 1 |
| Residence in the inner city districtNoYesNo fixed residence | 777 (80) 171 (18) 23 (2) | 7 (54) 6 (46) – | 770 (80) 165 (17) 23 (3) | 0.02 |
| Alcohol abuseNoYes | 718 (74) 253 (26) | 7 (54) 6 (46) | 711 (74) 247 (26) | 0.09 |
| SmokingNoYes | 507 (52) 464 (48) | 4 (31) 9 (69) | 503 (53)455 (47) | 0.16 |
| IDU1NoYes | 912 (94) 59 (6) | 11 (85) 2 (15) | 901 (94) 57 (6) | 0.18 |
| HIV2 infectionNoYes | 888 (91) 83 (9) | 9 (69) 4 (31) | 879 (92) 79 (8) | 0.02 |
| MDR TB3NoYesDrug susceptibility not available | 768 (79) 9 (1) 194 (20) | 9 (69) 1 (8) 3 (23) | 759 (79) 8 (1) 191 (20) | 0.11 |
| Direct Observed TreatmentNoYes | 786 (80.9) 185 (19.1) | 8 (61.5) 5 (38.5) | 778 (81.2) 180 (18.8) | 0.07 |
| History of TB treatmentNoYes | 887 (91) 84 (9) | 8 (62) 5 (38) | 879 (92) 79 (8) | <0.01 |
*
Chi-square test (Fisher's exact test when an expected value is less than five). Mann-Whitney test was used for age.
1
IDU: intravenous drug use. 2HIV: human immunodeficiency virus. 3MDR TB: multi-drug resistant tuberculosis.