Relationship between RGS5 expression and differentiation and angiogenesis of gastric carcinoma

Table 2 Relationship between microvascular density and clinical parameters of patients and expression of regulator of G-protein signaling 5 in gastric carcinoma

Variables	n	MVD (mean ± SD)	P
Gender
Male	46	11.08 ± 7.87	0.221
Female	30	16.07 ± 13.99
Lymph node metastasis
Positive	22	19.17 ± 12.03	0.014
Negative	54	10.29 ± 9.04
Tumor size (cm)
≤ 4	58	13.59 ± 12.06	0.548
> 4	18	11.27 ± 5.87
Age (yr)
≤ 55	36	11.61 ± 10.23	0.481
> 55	40	14.05 ± 11.17
Expression of RGS5
High	30	9.15 ± 7.16	0.023
Low	46	16.75 ± 12.37

MVD: Microvascular density; RGS5: Regulator of G-protein signaling 5.