TABLE 2.
Cross Tabulation of AJCC/ENETS and T Stage/Overall Stage Discrepancies
| Full-Stage Systems | ||||||
|---|---|---|---|---|---|---|
| Staging | ENETS I | ENETS IIa | ENETS IIb | ENETS IIIa | ENETS IIIb | ENETS IV |
| AJCC Ia | 74 | 12 | 0 | 0 | 0 | 0 |
| AJCC Ib | 0 | 41 | 20 | 0 | 0 | 0 |
| AJCC IIa | 0 | 1 | 28 | 3 | 0 | 0 |
| AJCC IIb | 0 | 0 | 0 | 0 | 87 | 0 |
| AJCC IV | 0 | 0 | 0 | 0 | 0 | 59 |
| Four-Stage Systems | ||||
|---|---|---|---|---|
| Staging | ENETS I | ENETS II | ENETS III | ENETS IV |
| AJCC I | 74 | 73 | 0 | 0 |
| AJCC II | 0 | 29 | 90 | 0 |
| AJCC IV | 0 | 0 | 0 | 59 |
| AJCC/ENETS Discrepancies | ||
|---|---|---|
| N | % | |
| T category discrepancies | 88 | 27% (88/326) |
| T2/T3 | 58 | 66% (58/88) |
| T1/T2 | 15 | 17% (15/88) |
| T3/T4 | 13 | 15% (13/88) |
| T1/T3 | 2 | 2% (2/88) |
| ENETS giving the higher T category | 55 | 62.5% (55/88) |
| Overall stage discrepancies | 51 | 16% (51/326) |
| AJCC IIb vs ENETS IIIb | 28 | 55% (28/51) |
| AJCC Ib vs ENETS IIb | 20 | 39% (20/51) |
| AJCC IIa vs ENETS IIIa | 3 | 6% (3/51) |
| ENETS giving higher stage | 51 | 100% (51/51) |