By analyzing and comparing 7627 cases with different blood groups ABO,it is found that blood group A cases are more liable to neoplasm in gastrointestine,lung and ovary than those with blood group O.

• 本文对7627例癌患者 ABO 血型分布进行了统计分析,并与对照组比较,得出 A 血型的人患胃癌、肠癌、肺癌、卵巢癌的危险性大于 O 血型。