Table 3.
Data-driven anatomic and consensus neoadjuvant pathologic stage groups for squamous cell carcinoma
| Analysis Group |
ypT | ypN | ypM | Consensus Stage Group |
Consensus pTNM Equivalent Groupa |
|
|---|---|---|---|---|---|---|
| 1 | T0 | N0 | M0 | I | IIB | |
| X | Tis | N0 | M0 | I | IIB | |
| T1–2 | N0 | M0 | I | IIB | ||
| 2 | T3 | N0 | M0 | II | —b | |
| 3 | T0 | N1 | M0 | IIIA | IIIA | |
| X | Tis | N1 | M0 | IIIA | IIIA | |
| T1–2 | N1 | M0 | IIIA | IIIA | ||
| 4 | T4a | N0 | M0 | IIIB | IIIB | |
| T3 | N1 | M0 | IIIB | IIIB | ||
| X | T0–1 | N2 | M0 | IIIB | IIIB | |
| T2–3 | N2 | M0 | IIIB | IIIB | ||
| 5 | T4a | N1 | M0 | IVA | IVA | |
| X | T4a | N2 | M0 | IVA | IVA | |
| X | T4a | NX | M0 | IVA | IVA | |
| X | T4b | N0–1 | M0 | IVA | IVA | |
| Any | N3 | M0 | IVA | IVA | ||
| Any | Any | M1 | IVB | IVA | ||
Note: X = not in data-driven analysis.
a
. Equivalent survival with pTNM consensus groups.
b
. No survival equivalent pTNM group.