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在全国第二次病毒性肝炎流行病学调查的基础上，对我省２１２７例甲型肝炎抗体阳性者与其它各型肝炎重叠感染发生率进行了分析。其结果，ＡＢ型、ＡＣ型、ＡＥ型、ＢＣ型、ＢＥ型、ＣＥ型、ＡＢＣ型、ＡＢＥ型、ＡＣＥ型、ＢＣＥ型、ＡＢＣＥ型肝炎病毒重叠感染发生率分别为７７．２７％、８．７３％、２５．９０％、８．５５％、２７．２１％、７．８９％、５．４８％、１７．９８％、２．２３％、２．２１％、１．５３％。并对各型病毒性肝炎重叠感染发生率和流行特征作进一步的分析，为今后制订防制工作规划提供科学依据。
On the basis of the second epidemiological investigation of viral hepatitis in our country, we analyzed the incidence of overlapping infection among 2127 cases of hepatitis A virus positive patients and other types of hepatitis in our province. As a result, the incidences of overlap infection of AB, AC, AE, BC, BE, CE, ABC, ABE, ACE, BCE and ABCE were 77.27% 73%, 25.90%, 8.55%, 27.21%, 7.89%, 5.48%, 17.98%, 2.23%, 2.21%, 1.53%. Further analysis was conducted on the prevalence and prevalence of overlapping viral infections among various types of viral hepatitis so as to provide a scientific basis for formulating prevention and control work plans in the future.