Gilsdorf J R
Am J Epidemiol. 1977 Nov;106(5):388-91. doi: 10.1093/oxfordjournals.aje.a112480.
Between July 1, 1971, and June 30, 1974, thirty-nine cases of bacterial meningitis were diagnosed at the Alaska Native Health Service Hospital at Bethel, Alaska. Thirty-two (82%) occurred in infants less than one year of age. Haemophilus influenzae (H. influenzae) was the predominant causative agent, and was isolated from 23 (72%) of the 32 patients under one year of age. The annual incidence of H. influenzae meningitis in the Bethel area was 63/100,000, and the annual incidence of H. influenzae meningitis in children less than five years of age was 474/100,000 cases.
在1971年7月1日至1974年6月30日期间，阿拉斯加贝瑟尔的阿拉斯加原住民健康服务医院诊断出39例细菌性脑膜炎病例。其中32例（82%）发生在1岁以下的婴儿中。流感嗜血杆菌是主要的致病原，在32例1岁以下患者中有23例（72%）分离出该病菌。贝瑟尔地区流感嗜血杆菌脑膜炎的年发病率为63/10万，5岁以下儿童流感嗜血杆菌脑膜炎的年发病率为474/10万例。
