Table 2.
Correlation between parameters and the pattern of laminin β3 expression n (%)
| Total (n = 61) |
Laminin β3 |
P value | |||
| Invasive (n = 23) | Diffuse (n = 17) | Negative (n = 21) | |||
| Age (yr) | |||||
| ≤ 65 | 25 (41) | 9 (36) | 8 (32) | 8 (32) | |
| > 65 | 36 (59) | 14 (39) | 9 (25) | 13 (36) | 0.83 |
| Gender | |||||
| Male | 41 (67) | 17 (41) | 8 (20) | 16 (39) | |
| Female | 20 (33) | 6 (30) | 9 (45) | 5 (25) | 0.11 |
| Location | |||||
| Bile duct | 30 (49) | 14 (47) | 5 (17) | 11 (37) | |
| Gall bladder | 18 (30) | 5 (28) | 7 (39) | 6 (33) | |
| Ampulla of Vater | 13 (21) | 4 (31) | 5 (38) | 4 (31) | 0.40 |
| Maximum diameter (mm) | |||||
| < 30 | 40 (66) | 18 (45) | 10 (25) | 12 (30) | |
| ≥ 30 | 21 (34) | 5 (24) | 7 (33) | 9 (43) | 0.27 |
| Histologic type | |||||
| Tub1 & pap | 35 (57) | 9 (26) | 14 (40) | 12 (34) | |
| Others | 26 (43) | 14 (54) | 3 (12) | 9 (35) | 0.02 |
| Depth | |||||
| Serosa negative | 37 (61) | 11 (30) | 13 (35) | 13 (35) | |
| Serosa positive | 24 (39) | 12 (50) | 4 (17) | 8 (33) | 0.18 |
| Lymph node metastasis | |||||
| Absent | 29 (48) | 8 (28) | 11 (38) | 10 (34) | |
| Present | 27 (44) | 14 (52) | 5 (19) | 8 (30) | 0.13 |
| Stage | |||||
| < IV | 43 (70) | 10 (23) | 15 (35) | 18 (42) | |
| ≥ IV | 17 (28) | 12 (71) | 2 (12) | 3 (18) | 0.003 |