Table 3.
Correlations between preoperative factors and lymphatic metastasis (n = 63)
| Variable | No-LM (n = 31) | LM (n = 32) | Univariate |
Multivariate |
||
| P value | OR | 95%CI | P value | |||
| Age | 0.015a | 6.240 | 1.66-22.41 | 0.007a | ||
| < 60 yr (n = 28) | 9 | 19 | ||||
| ≥ 60 yr (n = 35) | 22 | 13 | ||||
| Gender | 0.082 | 2.532 | 0.70-9.28 | 0.155 | ||
| Male (n = 23) | 8 | 15 | ||||
| Female (n = 40) | 23 | 17 | ||||
| Jaundice | 0.062 | 3.100 | 0.59-16.32 | 0.182 | ||
| Present (n = 12) | 3 | 9 | ||||
| Absent (n = 51) | 28 | 23 | ||||
| CA 19-9 elevation | 0.014a | 5.700 | 1.48-22.00 | 0.011a | ||
| Present (n = 26) | 8 | 18 | ||||
| Absent (n = 37) | 23 | 14 | ||||
| CA 125 elevation | 0.165 | |||||
| Present (n = 9) | 2 | 7 | ||||
| Absent (n = 54) | 29 | 25 | ||||
| CEA elevation | 0.805 | |||||
| Present (n = 13) | 6 | 7 | ||||
| Absent (n = 50) | 25 | 25 | ||||
| Adjacent organ invasion at CT imaging | 0.476 | |||||
| Present (n = 21) | 9 | 12 | ||||
| Absent (n = 42) | 22 | 20 | ||||
| Dilatation of the common bile duct at CT imaging | 0.784 | |||||
| Present (n = 11) | 5 | 6 | ||||
| Absent (n = 52) | 26 | 26 | ||||
a
P < 0.05 between lymphatic metastasis (LM) and no-LM groups. CA: Carbohydrate antigen; CEA: Carcinoembryonic antigen; CT: Computed tomography.