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Propensity matched patients at risk by year in Kaplan-Meier analysis, receiving either early or delayed surgical resection.
| Follow-up Year | < 8 weeks (Early Surgery) | ≥ 8 weeks (Delayed Surgery) |
|---|---|---|
| Year 1 | 89.6% (10,227) | 89.1% (10,263) |
| Year 2 | 79.1% (6,811) | 77.0% (6,789) |
| Year 3 | 69.6% (4,332) | 65.3% (4,220) |
| Year 4 | 61.7% (2,767) | 56.0% (2,590) |
| Year 5 | 54.8% (1,790) | 48.7% (1,682) |
| Year 6 | 48.8% (1,022) | 41.9% (933) |
| Year 7 | 41.2% (441) | 34.1% (404) |
| Year 8 | 35.3% (126) | 27.9% (66) |
