Cumulative local recurrence rates based on clinical AJCC stage
| Clinical T-category (cT) | No. patients | No. recurred (%) | Cumulative % of local recurrence (95% CI) | ||
|---|---|---|---|---|---|
| 1 year | 5 years | 10 years | |||
| Tx | 12 | 2 (17) | 10.8% (3% to 37%) | 10.8% (3–37%) | – |
| T1* | 28 | 11 (39) | 16.2% (6% to 37%) | 34.9% (19% to 58%) | 60.9% (33% to 88%) |
| T1a | 115 | 21 (17) | 3.7% (1% to 9%) | 15.9% (10% to 25%) | 36.6% (21% to 58%) |
| T1b | 62 | 9 (14) | 3.4% (0.8 % to 13%) | 12.7% (6% to 27%) | 29.1% (12% to 60%) |
| T1c | 8 | 0 | 0 | 0 | – |
| T1d | 2 | 1 (50) | 50% (9% to 99%) | – | – |
| T2* | 5 | 2 (40) | 0 | 40% (12% to 87%) | 40% (12% to 87%) |
| T2a | 8 | 1 (12.5) | 0 | 14.3% (2% to 66%) | – |
| T2b | 5 | 1 (20) | 0 | 20% (3% to 79%) | – |
| T2c | 8 | 2 (25) | 16 (2% to 73%) | – | – |
| T2d | 7 | 1 (14) | 0 | 0 | 0 |
| T3a | 1 | 0 | – | – | – |
| T3b | 10 | 3 (30) | 12.5% (2% to 61%) | 40% (15% to 80%) | |
| T3c | 4 | 1 (25) | 0 | – | – |
*Subgroup data not available.
AJCC, American Joint Committee on Cancer; em dash, not calculable.