Table 1. Outcomes of MDR-TB cases notified in the state of São Paulo comparing three time periods .
| MDR-TB outcome SP State | P1: 2000-2003 | P2: 2004-2008 | P3: 2009-2012 | |||
| n | % | n | % | n | % | |
| Death due to MDR-TB* | 80 | 30% | 44 | 12% | 36 | 8% |
| Death due to other causes | 5 | 2% | 11 | 3% | 14 | 3% |
| Cure# | 140 | 53% | 238 | 66% | 318 | 68% |
| Treatment failure | 12 | 4% | 27 | 8% | 33 | 7% |
| Abandonment of treatment | 23 | 9% | 41 | 11% | 64 | 13% |
| Others | 6 | 2% | 1 | 0 | 4 | 1% |
| Total | 266 | 100% | 362 | 100% | 469 | 100% |
*Relative risk of death due to MDR-TB: (P2 x P1) RR=0.40 (0.29-0.56); (P3 x P1) RR=0.25 (0.18-0.37) p < 0.001. # Chance of cure (P2 x P1) RR=1.25 (1.09-1.42); (P3 x P1) RR=1.29 (1.14-1.45) p < 0.001. Pearson's chi-square test.