Table 4 Perioperative parameters and response information stratified by post-NACT CTM score after NACT in 533 patients
|  | All patients | CTM 0 (N = 140) | CTM 1 (N = 233) | CTM 2 (N = 116) | CTM 3 (N = 44) | P |
|---|---|---|---|---|---|---|
Hospital stay (days)* | 10 (9, 13) | 10 (8, 13) | 10 (9, 13) | 11 (9, 14) | 10 (9.5, 13.5) | 0.137 |
Operative time (min)* | 201 (174, 241) | 199 (170, 233.5) | 200 (172, 240) | 203.5 (178, 245.5) | 226 (179.5, 271) | 0.072 |
Blood loss (ml)* | 100 (100, 200) | 100 (99.5, 150) | 100 (100, 200) | 100 (100, 200) | 100 (100, 200) | 0.064 |
The number of resected lymph nodes* | 31 (23,40.5) | 30.5 (22, 40) | 30 (23, 40) | 31 (24, 39.5) | 31 (28, 40.5) | 0.645 |
The number of positive lymph nodes* | 1 (0, 5) | 0 (0, 3) | 1 (0, 4) | 2 (0, 8) | 4 (0, 11) |  < 0.001 |
Clavien–Dindo |  |  |  |  |  | 0.104 |
 0–II | 455 (85.37) | 120 (85.71) | 206 (88.41) | 96 (82.76) | 33 (75.00) |  |
 III-IV | 78 (14.63) | 20 (14.29) | 27 (11.59) | 20 (17.24) | 11 (25.00) |  |
LVI | 177 (33.21) | 36 (25.71) | 68 (29.18) | 56 (48.28) | 17 (38.64) | 0.001 |
ypT0 | 39 (7.32) | 15 (10.71) | 19 (8.15) | 3 (2.59) | 2 (4.55) | 0.062†|
ypN0 | 233 (43.71) | 75 (53.57) | 110 (47.21) | 35 (30.17) | 13 (29.55) |  < 0.001 |
pCR | 34 (6.38) | 14 (10.00) | 16 (6.87) | 2 (1.72) | 2 (4.55) | 0.039†|