Table 1 Characteristics of IPMN patients stratified by CA19-9
Variables | CA19-9 ≤ 38.3 U/ml | CA19-9 > 38.3 U/ml | p-value |
|---|---|---|---|
Age, n (%), y | Â | Â | 0.229 |
 < 60 | 98 (33.9%) | 25 (27.2%) |  |
 ≥ 60 | 191 (66.1%) | 67 (72.8%) |  |
Sex, (n%) | Â | Â | 0.235 |
 Male | 168 (58.1%) | 47 (51.1%) |  |
 Female | 121 (41.9%) | 45 (48.9%) |  |
Location, (n%) | Â | Â | 0.572 |
 Head | 172 (64.9%) | 56 (68.3%) |  |
 Body and tail | 93 (35.1%) | 26 (31.7%) |  |
Tumour grade, (n%) | Â | Â | < 0.001 |
 Low and moderate | 223 (77.2%) | 23 (25.0%) |  |
 High and carcinoma | 66 (22.8%) | 69 (75.0%) |  |
Vascular invasion, (n%) | Â | Â | 0.005 |
 No | 153 (99.4%) | 32 (88.9%) |  |
 Yes | 1 (0.6%) | 4 (11.1%) |  |
Perineural infiltration, (n%) | Â | Â | 0.036 |
 No | 148 (96.1%) | 31 (86.1%) |  |
 Yes | 6 (3.9%) | 5 (13.9%) |  |
Ductal dilation, (n%) | Â | Â | 0.002 |
 No | 200 (69.2%) | 47 (51.1%) |  |
 Yes | 89 (30.8%) | 45 (48.9%) |  |