Analysis Of Clinicopathological Characteristics Of Tibetan-Han-Hui Three-ethnic Gastric Cancer Patients In Qinghai Area

Objective:To retrospectively analyze the characteristics of pathogenesis,pathological types,and clinical stages of Tibetan-Han Hui group patients in Qinghai area,and to initially understand the characteristics and laws of the different ethnic groups.Methods: Gathering 783 cases of gastric cancer diagnosed by pathology diagnosed by the Affiliated Hospital of Qinghai University from September 2012 to September 2017,including 283 cases of Han nationality,233 cases of Tibetan nationality,and 267 cases of Hui nationality;the patients were <45 years old and 45 years old ~60 At the age of ?60 years old,they were divided into three groups of young,middle and old ages.The incidence,age,sex,pathological type,clinical stage,H pylori infection rate,etc.of patients with gastric cancer in Tibetan,Han and Hui ethnic groups were analyzed and compared.Results:There was no significant difference in mean age,sex,Borrmann type,pathological type,and pathological differentiation between Tibetan,Han and Hui three groups of gastric cancer patients(P>0.05),but on age,Hp-positive rate,location of the disease,clinical there was a significant difference in staging comparison(P<0.05);there was no significant difference in pathological types,degree of pathological changes,and clinical staging between the three ethnic groups in each age group(P>0.05).There was a significant difference in the positive rate among the middle-aged groups of the three ethnic groups(P<0.05).Within each ethnic group,gender differences,pathological types,pathological differentiation,positive rates of Hp,and clinical staging were significantly different among different age groups(P<0.05).Conclusion:In the Qinghai area,Tibetan,Han and Hui three groups of gastric cancer patients are more common in the middle-aged group,the proportion of male patients was significantly higher than that of females,the proportion of young female patients was significantly lower than the middle-aged group and the old-aged group;the proportion of gastric antrum and gastric body more common;pathological types are common type cancer,the degree of differentiation are mainly medium and low differentiation,clinical stages are mainly in the middle and late.The proportion of the young group of special type of cancer,poorly differentiated adenocarcinoma and IV gastric cancer is significantly higher than the middle-aged group and the old-aged group.The proportion of young patients group,cardiac cancer,Hp positive rate,stage IV gastric cancer of Tibetan were higher than those of Hui nationality and Han nationality.But the proportion of the stage I and II of Han and Hui nationality were more common.The Tibetan patients are lower.