| 3 Months | 1 Year | 3 Years | 5 Years | ||||||||||
| N | % | Std. Err. | N | % | Std. Err. | N | % | Std. Err. | N | % | Std. Err. | ||
| Total | All | 1,788 | 89.5% | 0.7% | 1,788 | 86.0% | 0.8% | 1,838 | 76.5% | 1.0% | 1,808 | 69.9% | 1.1% |
| Previous PA Tx | No | 1,758 | 89.7% | 0.7% | 1,758 | 86.2% | 0.8% | 1,814 | 76.8% | 1.0% | 1,789 | 69.9% | 1.1% |
| Yes | 30 | 76.2% | 7.9% | 30 | 72.7% | 8.2% | 24 | 58.3% | 10.1% | 19 | 73.7% | 10.1% | |