Table 1

Clinical characteristics of patients with neuroendocrine tumors
Metastases or recurrences
+ (Group A, n = 7) - (Group B, n = 38) p value
Gender 0.39
Male 4 28
Female 3 10
Mean age 58.4 (41—75) 61.9 (38—86) 0.50
Location 1
Stomach 0 4
Duodenum 2 (20.0%) 8
Small intestine 0 1
Colon 0 1
Rectum 5 (17.2%) 24
Tumor invasion 0.16
M 0 1
SM 4 28
MP 2 3
SS 1 1
Unknown 0 5
Resection methods 0.34
Biopsy 0 5
Endoscopic resection 2 19
Surgical resection 5 14
Mean tumor size (mm) 12.9 (3.5—27) 7.4 (1.5—15) 0.26

Group A: the cases with metastases or recurrences.

Group B: the cases without metastases or recurrences.

Statistically significant difference (<0.05) by Fisher’s exact test or Welch two sample t-test.

Yamaguchi et al.

Yamaguchi et al. Diagnostic Pathology 2013 8:65   doi:10.1186/1746-1596-8-65

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