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Study on the status of oral pharyngeal carriage of Haemophilus influenzae in healthy preschool children in Fuzhou city
Author(s): LAI Guoxiang, ZHANG Hongwen, YE Liyan, HUANG Liangzuo, LIN Maoying, CAO Huiqin, CHEN Xinmin
Pages: 108-
110
Year: 2002
Issue:
2
Journal: CHINESE JOURNAL OF EPIDEMIOLOGY
Keyword: 流感嗜血杆菌; 儿童; 携带率;
Abstract: 目的了解福州市健康儿童口咽部流感嗜血杆菌(Haemophilus influenzae,Hi)带菌情况及菌型特点,提供Hi感染的临床防治依据.方法选择福州市具有代表性的两所日托幼儿园健康儿童603名,进行口咽部Hi携带率四季监测,Hi分离株进一步作血清学分型及生物学分型.结果日托健康儿童口咽部Hi携带率以冬季最高(36.7%),秋季次之(18.0%),春季(10.9%)和夏季(12.4%)相近.Hi分离株血清型秋季以Hib携带率最高(6.9%),冬季以不可分型Hi(NTHi)为主,携带率占17.1%,Hib携带率5.4%,秋、冬季其他各血清型携带率较低.Hi分离株生物型在秋、春、夏季分布较为一致,以生物Ⅶ、Ⅷ型占优势;冬季生物Ⅶ、Ⅷ型明显减少.结论健康儿童口咽部Hi定殖菌携带率及菌型有季节变迁现象,以冬、秋季Hi携带率较高.提示,在重视Hib结合菌苗接种的同时,应加强Hi新型菌苗的研究.
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