Assessment of vascular invasion in gastric cancer: A comparative study

Table 1 Clinicopathological characteristics of 95 patients with gastric cancer n (%)

Clinicopathological data
Sex
Male	62 (65.3)
Female	33 (34.7)
Curvature
Small curvature	54 (56.8)
Large curvature	10 (10.5)
Small and large	14 (14.7)
Not evaluated	17 (17.9)
Primary tumor
pT1a	9 (9.5)
pT1b	12 (12.6)
pT2a	12 (12.6)
pT2b	8 (8.4)
pT3	51 (53.7)
pT4	3 (3.2)
Regional lymph nodes
pN0	28 (29.5)
pN1	36 (37.9)
pN2	13 (13.7)
pN3	12 (12.6)
pNx	6 (6.3)
Distant metastasis
pMx	87 (91.6)
pM1	8 (8.4)
Laurén classification
Intestinal	45 (47.4)
Diffuse	25 (26.3)
Mixed/indeterminate	25 (26.3)
WHO classification
Adenocarcinoma NOS	48 (50.5)
Tubular	5 (5.3)
Papillary	5 (5.3)
Mucinous	4 (4.2)
Signet-ring cell	22 (23.2)
Undifferentiated	9 (9.5)
Others	2 (2.2)
Ming classification
Expansive	40 (42.1)
Infiltrative	40 (42.1)
Not evaluated	15 (15.8)

NOS: Not otherwise specified; WHO: World Health Organization; pT: Primary tumor; pN: Regional lymph nodes; pM: Distant metastasis.