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辽宁省自 1999年建立麻疹监测系统以来 ,监测系统的敏感性不断提高 ,1999、2 0 0 0年麻疹监测系统报告的麻疹疑似病例数分别较法定传染病报告系统多 3 3%和 16 7%,报告县数也由 1999年的 39%上升到 2 0 0 0年的5 4%。全省麻疹以局部爆发为主 ,存在明显的冬春季流行高峰 ,学龄儿童所占比例由 1999年的 40 2 %上升到 2 0 0 0年的 5 4 4 %,“零”剂次和 1剂次免疫的比例由 1999年的 6 4 %和 2 2 8%上升到 2 0 0 0年的 12 4 %和 39 3%。可见今后应以控制麻疹爆发为主 ,控制策略的重点是提高麻疹疫苗基础免疫和复种接种率 ,消除免疫空白。
Since the establishment of a measles monitoring system in Liaoning Province in 1999, the sensitivity of monitoring systems has been continuously raised. The number of measles cases reported by the measles monitoring system in 1999 and 1999 was 33% and 167% more than that of the notifiable infectious disease reporting system, respectively. The number of reported counties also rose from 39% in 1999 to 54% in 2000. The outbreak of measles in the province was dominated by local explosions, with a clear peak in winter and spring. The proportion of school-age children rose from 40.2% in 1999 to 54.4% in 2000, with “zero” doses and 1 dose The rates of immunization increased from 64% and 228% in 1999 to 124% and 393% in 2000 respectively. Visible in the future should control the outbreak of measles-based control strategy focuses on raising the basic immunization and vaccination coverage of measles vaccine to eliminate the immune blank.