Retrospective Study
Copyright ©The Author(s) 2019.
World J Gastroenterol. Sep 21, 2019; 25(35): 5344-5355
Published online Sep 21, 2019. doi: 10.3748/wjg.v25.i35.5344
Table 4 Lymph node metastasis risk according to endoscopic features
Total (n = 1262), n (%)LNM negative (n = 1080), n (%)LNM positive (n = 182), n (%)Univariate OR (95%CI)P-value
Location0.462
Cardia46 (3.6)40 (3.7)6 (3.3)1
Fundus/corpora288 (22.8)240 (22.2)48 (26.4)1.333 (0.535, 3.320)0.537
Angle/antrum928 (73.5)800 (74.1)128 (70.3)1.067 (0.443, 2.567)0.885
Lesion size< 0.001
Small (≤ 20 mm)761 (60.3)680 (63.0)81 (44.5)1
Middle (20-30 mm)285 (22.6)239 (22.1)46 (25.3)1.616 (1.093, 2.388)0.016
Large (> 30 mm)216 (17.1)161 (14.9)55 (30.2)2.868 (1.955, 4.207)< 0.001
Macroscopic type0.001
0-I(Protruded)86 (6.8)71 (6.6)15 (8.2)1.712 (0.823, 3.564)0.147
0-IIa (Elevated)36 (2.9)35 (3.2)1 (0.5)0.232 (0.030, 1.788)0.128
0-IIb (Flat)173 (13.7)154 (14.3)19 (10.4)1
0-IIc (Depressed)486 (38.5)432 (40)54 (29.7)1.013 (0.582, 1.763)0.963
0-III (Excavated)481 (38.1)388 (35.9)93 (51.1)1.943 (1.146, 3.293)0.012
Number of tumors0.191
Single1220 (96.7)1044 (96.7)176 (96.7)1
Multitude42 (3.3)36 (3.3)6 (3.3)1.724 (0.641, 4.635)
Ulcer0.013
Absence558 (44.2)493 (45.6)65 (35.7)1
Presence704 (55.8)587 (54.4)117 (64.3)1.512 (1.091, 2.094)