Parameters | No. of patients | CRT | P | IRE1α | P | ||
---|---|---|---|---|---|---|---|
Low | High | Negative | Positive | ||||
Cases | 81 | 31 | 50 | 43 | 38 | ||
Age (years) | |||||||
≤ 65 | 63 | 25 | 38 | 0.625 | 36 | 27 | 0.171 |
> 65 | 18 | 6 | 12 | 7 | 11 | ||
Gender | |||||||
Male | 47 | 19 | 28 | 0.639 | 21 | 26 | 0.075 |
Female | 34 | 12 | 22 | 22 | 12 | ||
Tumor location | |||||||
Head | 57 | 21 | 36 | 0.683 | 30 | 27 | 0.899 |
Body-tail | 24 | 10 | 14 | 13 | 11 | ||
Tumor size (cm) | |||||||
< 3 | 24 | 7 | 17 | 0.274 | 13 | 11 | 0.899 |
≥ 3 | 57 | 24 | 33 | 30 | 27 | ||
Differentiation | |||||||
Well | 22 | 7 | 15 | 0.466 | 12 | 10 | 0.872 |
Moderate and poor | 59 | 24 | 35 | 31 | 28 | ||
T stage | |||||||
T1 + T2 | 72 | 30 | 42 | 0.157 | 37 | 35 | 0.609 |
T3 + T4 | 9 | 1 | 8 | 6 | 3 | ||
Lymph nodes metastasis | |||||||
N0 (negative) | 65 | 30 | 35 | 0.003 | 30 | 35 | 0.012 |
N1 (positive) | 16 | 1 | 15 | 13 | 3 | ||
UICC stage | |||||||
I + IIA | 62 | 29 | 33 | 0.004 | 27 | 35 | 0.002 |
IIB + III | 19 | 2 | 17 | 16 | 3 | ||
Perineural invasion | |||||||
Absent | 70 | 28 | 42 | 0.636 | 37 | 33 | 0.917 |
Present | 11 | 3 | 8 | 6 | 5 | ||
Vascular permeation | |||||||
Absent | 49 | 15 | 34 | 0.079 | 28 | 21 | 0.365 |
Present | 32 | 16 | 16 | 15 | 17 | ||
Pre-therapeutic CA19–9 level (U/ml) | |||||||
< 37 | 22 | 12 | 10 | 0.066 | 8 | 14 | 0.066 |
≥ 37 | 59 | 19 | 40 | 35 | 24 | ||
Postoperative liver metastasis | |||||||
Negative | 54 | 23 | 31 | 0.258 | 27 | 27 | 0.431 |
Positive | 27 | 8 | 19 | 16 | 11 |