| 3 Months | 1 Year | 3 Years | 5 Years | ||||||||||
| N | % | Std. Err. | N | % | Std. Err. | N | % | Std. Err. | N | % | Std. Err. | ||
| Total | All | 4,198 | 90.4% | 0.5% | 4,198 | 85.6% | 0.5% | 4,279 | 78.2% | 0.6% | 4,443 | 72.0% | 0.7% |
| Life Support at Tx | No | 1,420 | 92.6% | 0.7% | 1,420 | 88.6% | 0.8% | 1,370 | 80.3% | 1.1% | 1,446 | 74.6% | 1.1% |
| Yes | 2,755 | 89.2% | 0.6% | 2,755 | 84.1% | 0.7% | 2,894 | 77.2% | 0.8% | 2,911 | 70.7% | 0.8% | |
| Unknown | 23 | 100.0% | 0.0% | 23 | 91.3% | 5.9% | 15 | 80.0% | 10.3% | 86 | 73.3% | 4.8% | |