Table 6 Pathological assessment of surgical specimens
Pathological assessment | Group 1 (n = 19) | Group 2 (n = 40) | P value |
|---|---|---|---|
pCR (pT0N0), n (%) | 5 (26.3) | 1 (2.5) | 0.018 |
Resection margins, n (%) | > 0.999 | ||
R0 | 19 (100) | 39 (97.5) | |
R1 | 0 | 1 (2.5) | |
Pathologic T stage, n (%) | 0.053 | ||
pT0 | 5(26.3) | 1(2.5) | |
pT1 | 4 (21.1) | 6 (15.0) | |
pT2 | 2 (10.5) | 9 (22.5) | |
pT3 | 2 (10.5) | 6 (15.0) | |
pT4 | 6 (31.6) | 18 (45.0) | |
Pathologic N stage, n (%) | 0.179 | ||
pN0 | 13 (68.4) | 20 (50) | |
pN1 | 3 (15.8) | 10 (25) | |
pN2 | 3 (15.8) | 7 (17.5) | |
pN3 | 0 | 3 (7.5) | |
Pathologic stage, n (%) | 0.892 | ||
I | 4 (28.6) | 10 (25.6) | |
II | 1 (7.1) | 3 (7.7) | |
IIIA | 1 (7.1) | 5 (12.8) | |
IIIB | 5 (35.7) | 11 (28.2) | |
IVA | 3 (21.4) | 10 (25.6) |