| No. | RFS | P | OS | P |
---|---|---|---|---|---|
5-year (%) | 5-year (%) | ||||
High risk group | | Â | Â | 0.563 | Â | 0.675 |
 AC | 15 | 38.5 |  | 41.9 |  |
 ASC | 4 | 44.6 |  | 47.8 |  |
Intermediate risk group | |||||
 AC | 14 | 74.2 | 0.549 | 77.4 | 0.647 |
 ASC | 9 | 81.2 |  | 83.7 |  |
Low Risk Group | |||||
 AC | 89 | 79.1 | 0.485 | 80.8 | 0.437 |
 ASC | 28 | 83.9 |  | 85.4 |  |