Type of surgery performed
| pT stage | Type of surgery | Total | |||
|---|---|---|---|---|---|
| AR | LE | TEMS | Exenteration | ||
| Benign adenoma Nx | 0 | 2 (2—mr no invasive cancer) | 1 (1—mr no invasive cancer) | 0 | 3 |
| Benign adenoma N0 | 1 (1—mr no invasive cancer) | 0 | 0 | 0 | 1 |
| T1sm1 | 0 | 0 | 1 (1—mrTsm2N0) | 0 | 1 |
| T1sm2Nx | 0 | 3 (3—mrT1sm2-3N0) | 3 (3—mrT1sm2-T2N0) | 0 | 6 |
| T1sm2N0 | 3 (3—mrT1sm2-3N0) | 0 | 0 | 0 | 3 |
| T1sm3Nx | 0 | 5 (5—mrT1sm3N0) | 1 (1—mrT1sm3N0) | 0 | 6 |
| T1sm3N+ | 1 (1—mrT2N+) | 0 | 0 | 0 | 1 |
| T1sm3N0 | 2 (2—mrT1sm3N0) | 0 | 0 | 0 | 2 |
| T2Nx | 0 | 1 (mrT1sm3N0) | 3 (3—mrT1sm3-T2N0) | 0 | 4 |
| T2N+ | 5 (2—mrT2N+, 1—mrT3bN+, 2 -mrT2N0) | 0 | 0 | 0 | 5 |
| T2N0 | 13 (9—mrT1sm3-T2N0; 4—mr>T2N0) | 0 | 0 | 0 | 13 |
| T3aN+ | 1 (1—mrT2N0) | 0 | 0 | 0 | 1 |
| T3aN0 | 5 (5—mrT3a-bN0) | 0 | 0 | 1 (1—mrT3aN0) | 6 |
| T3bNx | 0 | 0 | 1 (1—mrT3bN+) | 0 | 1 |
| T3bN+ | 3 (3—mrT3bN+) | 0 | 0 | 0 | 3 |
| T3cN+ | 1 (1—mrT2N+) | 0 | 0 | 0 | 1 |
| T3cN0 | 2 (2—mrT3bN+) | 0 | 0 | 1 (1—mrT3bN+) | 3 |
| T3N+ | 1 (1—mrT3bN+) | 0 | 0 | 0 | 1 |
| T3N0 | 3 (2—mrT3N0; 1—mrT3bN+) | 0 | 0 | 0 | 3 |
| T4N+ | 1 (mrT3bN+) | 0 | 0 | 0 | 1 |
| Total | 42 | 11 | 10 | 2 | 65 |
*Depth of invasion into mesorectum not recorded by pathologist.
AR, anterior resection; LE, local excision; TEMS, transanal endoscopic microsurgery; TxNx, patients who potentially could have less radical surgery according to mrTN stage.