Table 4.
Univariate analysis of long-term survival in patients with BRCP.
| Variables | Number (n=122) | 1-year survival rate (%) | 2-year survival rate (%) | χ 2 | P-value |
|---|---|---|---|---|---|
| Gender Male Female |
62 60 |
52.8 59.4 |
25.8 41.1 |
3.167 | 0.07 |
| Age (Year) ≤60 >60 |
51 71 |
71.5 45.8 |
46.3 24.3 |
4.149 | 0.04 |
| Diabetes Yes No |
39 83 |
54.2 57.0 |
30.1 34.4 |
0.138 | 0.71 |
| Drainage for jaundice Yes No |
25 97 |
64.0 53.9 |
44.8 29.7 |
2.471 | 0.11 |
| Serum Albumin (g/L) ≤35 >35 |
42 80 |
42.9 63.4 |
22.7 39.2 |
3.113 | 0.07 |
| Total lymphocyte count(×109/L) ≤1 >1 |
24 98 |
34.8 61.3 |
29.0 34.4 |
3.752 | 0.05 |
| PNI ≤44.6 >44.6 |
57 65 |
41.3 69.5 |
20.6 45.5 |
6.814 | 0.009 |
| Preoperative CA19-9 (U/ml) ≤37 >37 |
33 89 |
56.7 54.1 |
37.1 23.0 |
1.266 | 0.26 |
| neoadjuvant chemotherapy Yes No |
22 100 |
86.4 49.6 |
61.8 27.2 |
5.199 | 0.02 |
| Operative time (h) ≤10 >10 |
30 92 |
58.2 56.7 |
38.4 20.0 |
3.265 | 0.07 |
| Intraoperative blood loss (ml) ≤500 >500 |
57 65 |
57.1 55.5 |
34.6 31.9 |
0.006 | 0.93 |
| Blood transfusion Yes No |
64 58 |
54.7 57.8 |
33.0 33.4 |
0.033 | 0.85 |
| Tumour differentiation Poor Moderate-high |
44 78 |
55.3 58.2 |
32.0 33.7 |
0.009 | 0.92 |
| Tumour size (cm) ≤2 >2 |
14 108 |
57.1 47.1 |
35.4 32.8 |
0.088 | 0.76 |
| Pancreatic resection margin R0 R1 |
113 9 |
59.0 22.2 |
33.9 22.2 |
0.961 | 0.32 |
| Lymph node metastasis Yes No |
83 39 |
51.3 59.0 |
12.3 44.9 |
4.122 | 0.04 |
| Postoperative chemotherapy Yes No |
49 73 |
56.9 55.5 |
33.4 32.9 |
0.156 | 0.69 |