Neuroendocrine Neoplasms of the Gallbladder: A Clinicopathological Analysis of 13 Patients and a Review of the Literature

Table 5

The Kaplan-Meier analysis of the overall survival of GB-MiNENs patients.

Variable	Group	Event	value
Age (years)	<60	14	0.300
	≥60	16
Sex	Male	10	0.238
	Female	20
Diameter	<4.9	21	0.695
	≥4.9	7
	NA	2
Neuroendocrine component	NET	3	0.709
	NEC	27
Positive LN	Yes	8	0.535
	No	22
Liver metastasis	Yes	10	0.013
	No	20
Tumor stage	I + II	13	0.043
	III + IV	15
	NA	2
Adjuvant chemotherapy	Yes	15	0.916
	No	15

.