| 3 Months | 1 Year | 3 Years | 5 Years | ||||||||||
| N | % | Std. Err. | N | % | Std. Err. | N | % | Std. Err. | N | % | Std. Err. | ||
| Total | All | 2,062 | 89.1% | 0.7% | 2,062 | 78.7% | 0.9% | 1,803 | 60.2% | 1.2% | 1,745 | 44.7% | 1.2% |
| Life Support at Tx | No | 1,958 | 89.8% | 0.7% | 1,958 | 79.4% | 0.9% | 1,681 | 61.1% | 1.2% | 1,632 | 45.6% | 1.3% |
| Yes | 103 | 75.7% | 4.2% | 103 | 66.7% | 4.7% | 113 | 45.8% | 4.7% | 107 | 33.0% | 4.6% | |
| Unknown | 1 | + | + | 1 | + | + | 9 | 85.7% | 13.2% | 6 | 0.0% | 0.0% | |