Stratifying the risk of lymph node metastasis in undifferentiated-type early gastric cancer

doi:10.3748/wjg.v21.i9.2683

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastroenterol. Mar 7, 2015; 21(9): 2683-2692
Published online Mar 7, 2015. doi: 10.3748/wjg.v21.i9.2683

Table 1 Characteristics of 567 patients included in the study n (%)

Factor	Value
Age, yr, mean ± SD	59.9 ± 12.3
Gender
Male	312 (55.1)
Female	255 (44.9)
Location
Upper	72 (12.7)
Middle	347 (61.2)
Lower	148 (26.1)
Size, mm, mean ± SD	26.8 ± 17.6
Form
Protrusion	39 (6.9)
Flat or depression	528 (93.1)
Ulceration	132 (23.4)
Depth
Mucosal (m)	310 (54.7)
Submucosal (sm)	257 (45.3)
Histology
Sig	315 (55.5)
Por	246 (43.4)
Muc	6 (1.1)
Mixed type	101 (17.8)
Lymphatic involvement	135 (23.8)
Venous involvement	47 (8.3)
Lymph node metastasis	44 (7.8)

Mixed type; histological mixture of differentiated and undifferentiated components; undifferentiated-predominant type. Sig: Signet ring cell carcinoma; Por: Poorly differentiated adenocarcinoma; Muc: Mucinous adenocarcinoma.

Citation: Asakawa Y, Ohtaka M, Maekawa S, Fukasawa M, Nakayama Y, Yamaguchi T, Inoue T, Uetake T, Sakamoto M, Sato T, Kawaguchi Y, Fujii H, Mochizuki K, Hada M, Oyama T, Yasumura T, Omata K, Nishiyama A, Naito K, Hata H, Haba Y, Miyata K, Saitoh H, Yamadera Y, Miura K, Kawaoi A, Abe T, Tsunoda H, Honda Y, Kurosaki M, Enomoto N. Stratifying the risk of lymph node metastasis in undifferentiated-type early gastric cancer. World J Gastroenterol 2015; 21(9): 2683-2692
URL: https://www.wjgnet.com/1007-9327/full/v21/i9/2683.htm
DOI: https://dx.doi.org/10.3748/wjg.v21.i9.2683