Table 4 Histopathological outcomes in the mistletoe and non-mistletoe groups
Variables | MG (n = 15) | NMG (n = 37) | P-value |
|---|---|---|---|
Tumor size (cm) | 2.5 (0–4.5) | 3 (0–7.7) | 0.293†|
Histologic grade |  |  | 0.151¶ |
 Well-differentiated | 0 | 1 (2.7) |  |
 Moderately differentiated | 6 (40.0) | 25 (67.6) |  |
 Poorly differentiated | 1 (6.7) | 2 (5.4) |  |
 Others | 8 (53.3) | 9 (24.3) |  |
ypT after NCRT |  |  | 0.005¶,** |
 ypT0 | 8 (53.3) | 8 (21.6) |  |
 ypT1 | 0 | 1 (2.7) |  |
 ypT2 | 5 (33.3) | 4 (10.8) |  |
 ypT3 | 2 (13.3) | 22 (59.5) |  |
 ypT4 | 0 | 2 (5.4) |  |
ypN after NCRT |  |  | 0.161¶ |
 ypN0 | 13 (86.7) | 21 (56.8) |  |
 ypN1 | 2 (13.3) | 12 (32.4) |  |
 ypN2 | 0 | 4 (10.8) |  |
Distal resection margin (cm) | 1.5 (0.2–6.0) | 2.0 (0.1–5.0) | 0.121†|
Circumferential resection margin involvement |  |  | 0.498¶ |
 Yes | 1 (6.7) | 1 (2.7) |  |
 No | 14 (93.3) | 36 (97.3) |  |
Harvested lymph nodes | 13 (1–18) | 13 (1–35) | 0.255†|
Lymphovascular invasion |  |  | 0.04¶,** |
 Yes | 2 (13.3) | 16 (43.2) |  |
 No | 13 (86.7) | 21 (56.8) |  |
Perineural invasion |  |  | 0.3¶ |
 Yes | 2 (13.3) | 12 (32.4) |  |
 No | 13 (86.7) | 25 (67.6) |  |