Table 3.

Multivariate analysis of risk factors for time to progression in pancreatic neuroendocrine tumors

	95% Confidence interval
Multivariate analysis	B	Standard error	Wald	Significant	Exp(B)	Lower	Upper
Largest axis of liver metastasis	0.810	0.395	4.206	0.040	2.247	1.037	4.872
Grade	0.614	0.384	2.559	0.110	1.848	0.871	3.924
T stage	0.793	0.362	4.810	0.028	2.211	1.088	4.492
Resection of primary tumor	0.888	0.394	5.076	0.024	2.431	1.123	5.266
Age	-0.284	0.364	0.608	0.436	0.753	0.369	1.536