Table 4.
Qualitative image analysis and comparison between grades and stages
|
Grades |
ENETS TNM stages1 |
|||||||
| Total | G1 | G2-3 | P value | Total | I/II | III/IV | P value | |
| Size (mm) | 28.7 ± 20.8 | 22.7 ± 17.7 | 36.4 ± 22.1 | 0.017 | 29.9 ± 21.1 | 24.6 ± 19 | 34.9 ± 22.1 | 0.080 |
| MPD caliber2 (mm) | 6 ± 2 | 6.8 ± 2.7 | 5.4 ± 1 | 0.256 | 6 ± 2 | 7.7 ± 2.9 | 5.3 ± 0.9 | 0.038 |
| CBD caliber3 (mm) | 13.4 ± 3.9 | 18.3 ± 3 | 11.5 ± 2 | 0.151 | 13.4 ± 3.9 | 20.5 | 12.3 ± 2.6 | 0.034 |
| ADCL (× 10-3 mm2/s) | 1.29 ± 0.47 | 1.45 ± 0.53 | 1.09 ± 0.28 | 0.003 | 1.31 ± 0.48 | 1.53 ± 0.55 | 1.10 ± 0.25 | 0.001 |
Data are expressed as means ± SD.
1
Four lesions have been excluded from this analysis (minimally invasive surgery without lymphadenectomy);
2
Pancreatic head/body lesions showing upstream MPD dilation;
3
Pancreatic head lesions showing upstream CBD dilation. ENETS: European Neuroendocrine Society; TNM: Tumor-nodes-metastases.