Low grade MALT MALT DLBCL De Novo DLBCL

Number

30 36 41
Male/female 10/20 25/11a* 30/11b#
Mean age, Year (range) 59 (38-85) 60.7 (45-77) 67.4b$ (44-85)
Tumor site Proximal Middle Distal Diffuse 6 (20%) 14 (47%) 10 (33%) 0 (0%) 10 (28%) 11 (0% ) 10 (28%) 5 (14%) 10 (24%) 12 (30%) 14 (34%) 5 (12%)
Enoscopic appearance Ulcer Erosion +giant fold Atypical mucosa Bulky mass 17 (42%) 9 (26%) 4 (18%) 0 (0%) 13(36%) 7 (20%) 8 (22%) 8 (22%) 15 (36%) 6 (15%) 7 (17%) 14 (34%)
Tumor invasion Mucosa+Submucosa Muscularispropria+subserosa 27 (90%) 3 (10%) 23, a$ (64%) 13 c$ (36%) 15 b* (37%) 26b* (63%)
Stage IE IIE IIIE IVE 25 (83%) 4 (14%) 1 (3%) 0 (0%) 22 (61%) 8 (22%) 5 (14%) 1 (3%) 24 a# (59%) 13 (32%) 1 (2%) 3 (7%)
a- Low a grade MALT vs. MALT BLBCL, b- Low-grade MALT vs. De Novo BLBCL, c- MALT BLBCL vs. De Novo BLBCL and * P<0.001, $ P<0.005, # P<0.05
Table 1: Clinicopathological characteristic of gastric lymphoma patients.