Table 4.
Comparison of disease outcomes at the last follow-up according to each stage in the AJCC7 and AJCC8.
| Treatment response | AJCC 7th edition n (%) |
AJCC 8th edition n (%) |
Kappa | P-value | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| I | II | III | IV | I | II | III | IV | |||
| Structural incomplete | 9 (5.2) | 6 (18.2) | 2 (5.5) | 7 (35.0) | 15 (6.5) | 6 (25.0) | 1 (50.0) | 2 (50.0) | 0.45 | <0.001 |
| Biochemical incomplete | 30 (17.3) | 3 (9.1) | 10 (27.8) | 2 (10.0) | 37 (15.9) | 8 (33.3) | 0 | 0 | 0.34 | <0.001 |
| Indeterminate | 18 (10.4) | 2 (6.1) | 4 (11.1) | 3 (15.0) | 26 (11.2) | 1 (4.2) | 0 | 0 | 0.06 | 0.333 |
| Excellent | 116 (67.1) | 22 (55.6) | 20 (55.6) | 8 (40.0) | 154 (66.4) | 9 (37.5) | 1 (50.0) | 2 (50.0) | 0.19 | <0.001 |
AJCC: American Joint Committee on Cancer.