Table 3.
Comparison between adenosquamous carcinoma and adenocarcinoma of EBD
| Variables | Adenosquamous | Adenocarcinoma, NOS | P-value |
|---|---|---|---|
| Sex | 0.47 | ||
| Male | 8 | 126 | |
| Female | 4 | 50 | |
| Growth pattern | 0.45 | ||
| Papillary | 2 | 12 | |
| Nodular | 1 | 16 | |
| Infiltrative | 9 | 148 | |
| T classification | 0.001* | ||
| T1 | 0 | 29 | |
| T2 | 3 | 59 | |
| T3 | 5 | 80 | |
| T4 | 4 | 8 | |
| Depth of invasion | 0.03* | ||
| 5< mm | 1 | 73 | |
| 5–12 mm | 7 | 81 | |
| >12 mm | 4 | 22 | |
| Pancreatic invasion | 0.25 | ||
| Absent | 5 | 99 | |
| Present | 7 | 77 | |
| Hepatic invasion | 0.47 | ||
| Absent | 12 | 165 | |
| Present | 0 | 11 | |
| Duodenal invasion | 0.004* | ||
| Absent | 8 | 168 | |
| Present | 4 | 8 | |
| Perineural invasion | 0.25 | ||
| Absent | 5 | 50 | |
| Present | 7 | 126 | |
| Vascular invasion | 0.58 | ||
| Absent | 9 | 134 | |
| Present | 3 | 42 | |
| Marginal status | 0.49 | ||
| Negative | 10 | 137 | |
| Positive | 2 | 39 | |
| Lymph node metastasis | 0.22 | ||
| Absent | 6 | 115 | |
| Present | 6 | 61 | |
| Stage Grouping | 0.002* | ||
| Stage IA | 0 | 23 | |
| Stage IB | 1 | 42 | |
| Stage IIA | 3 | 47 | |
| Stage IIB | 4 | 56 | |
| Stage III | 4 | 8 |
*
Statistically significant (p<0.05)