Table 3.

Cox proportional hazard regression analysis with demographic, morphologic, and morphometric variables

	Demographic		Morphologic		Morphometric
	Hazard ratio	p	Hazard ratio	p	Hazard ratio	p
Male sex	1.292	0.039	1.307	0.32	1.299	0.37
Age at diagnosis	1.404	<0.001	1.410	<0.001	1.412	<0.001
Location of primary tumor (gastric or nongastric)	1.549	0.002	1.542	0.002	1.565	0.002
Size	1.424	0.030	1.385	0.046	1.374	0.53
Mitoses	1.995	<0.001	1.870	<0.001	1.846	<0.001
Nuclear atypia	1.231	0.022	1.228	0.024	1.240	0.20
Coagulative necrosis	1.412	0.098	1.458	0.072	1.452	0.076
Hemorrhage	0.873	0.285	0.839	0.177	0.844	0.191
Mean roundness			1.279	0.139	1.249	0.202
Number of nuclei					1.000	0.630