Review Article

Duodenal Rare Neuroendocrine Tumor: Clinicopathological Characteristics of Patients with Gangliocytic Paraganglioma

Table 2

Comparison of clinicopathological data between patients with and those without lymph node metastasis.

Patients with lymph node metastasisPatients without lymph node metastasisStatistical analysis

Number of patients25205
Age (years), range16–74 (median, 50.0)15–84 (median, 54.0)No significant difference was found
(Mann–Whitney U test, )
Tumor size (mm), range10–90 (median, 30.0)5.5–100 (median, 20.0)Significant difference was found
(Mann–Whitney U test, )
Sex
(male : female)
13 : 12125 : 78 (2 not reported)No significant difference was found
( test, )

A significant difference was found for the tumor size between patients with and those without lymph node metastasis (Mann–Whitney U test, ). This fact means that the size of tumor lesions was significantly larger in patients with lymph node metastasis than in those without lymph node metastasis.