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HBsAg携带者是这种慢性持续感染状态最常见的形式之一。我区是乙型肝炎的高流行区,乙型肝炎的平均感染率为7.4％,牧区则高达15.18％。 1983年我们对HBsAg无症状携带者及HBsAg阴性者进行了配对追踪观察,现将4年的前瞻性调查结果报告如下。
HBsAg carriers are one of the most common forms of this chronic persistent infection. My area is a high endemic area of hepatitis B, the average infection rate of hepatitis B was 7.4%, while the pastoral area was as high as 15.18%. In 1983, we conducted a matched follow-up of HBsAg asymptomatic carriers and HBsAg-negative patients. The 4-year prospective survey results are reported below.