Retrospective Study
Copyright ©The Author(s) 2024.
World J Gastroenterol. Apr 14, 2024; 30(14): 1990-2005
Published online Apr 14, 2024. doi: 10.3748/wjg.v30.i14.1990
Table 2 Pathological characteristics of gastric mucosal tumors with different degrees of differentiation, n (%)

LGIN (n = 96)
HGIN (n = 100)
Differentiated-type (n = 89)
Undifferentiated-type (n = 16)
P value
Size (cm) (range)2.7 (2.2-3.7)a3.2 (2.4-3.7)a,b3.7 (2.7-4.2)b3.5 (2.8-4.6)b0.001
Location0.006
Top 1/319 (19.8)30 (30.0)33 (37.1)2 (12.5)
Medium 1/310 (10.4)22 (22.0)13 (14.6)5 (31.3)
Lower 1/367 (69.8)a48 (48.0)b43 (48.3)b9 (56.3)a,b
Paris classification< 0.001
0-I24 (25.0)a3 (3.0)b3 (3.4)b2 (12.5)a,b
0-IIa19 (19.8)14 (14.0)11 (12.4)0 (0.0)
0-IIb9 (9.4)11 (11.0)9 (10.1)0 (0.0)
0-IIc20 (20.8)a39 (39.0)b39 (43.8)b8 (50.0)a,b
0-III1 (1.0)1 (1.0)1 (1.1)0 (0.0)
0-IIa+ IIc23 (24.0)32 (32.0)26 (29.2)6 (37.5)
Invasion depth< 0.001
M1M296 (100.0)a100 (100.0)a43 (48.3)b5 (31.3)b
M30 (0.0)a0 (0.0)a37 (41.6)b6 (37.5)b
SM10 (0.0)a,b0 (0.0)b6 (6.7)a,c2 (12.5)c
SM20 (0.0)a0 (0.0)a3 (3.4)a,b3 (18.8)b
Presence of H. pylori37 (48.7)38 (52.8)32 (56.1)4 (40.0)0.727
Presence of ulceration6 (6.3)6 (6.0)7 (7.9)4 (25.0)0.058