Expression of altered retinoblastoma protein inversely correlates with tumor invasion in gastric carcinoma

Table 2 Univariate analysis of survival in 75 patients with curative resection for gastric adenocarcinoma

Variables	5-year survival, n (%)	P
Age
< 70 yr	36 (54.0)	0.8036
≥ 70 yr	39 (58.8)
Sex
Male	69 (57.2)	0.5069
Female	6 (50.0)
Tumor location
Upper third	14 (51.9)	0.4312
Middle third	14 (64.8)
Lower third	47 (54.6)
Differentiation
Well + moderate	41 (66.1)	0.0509
Low	34 (42.5)
TNM stage
Iand II	43 (88.6)	< 0.0001
III and IV	32 (14.7)
Altered pRb expression
strong	17 (80.5)	0.0436
weak	58 (49.6)