The inland crowd of our country flows and already to first forms certain immune protective screen

The inland crowd of our country flows and already to first forms certain immune protective screen
The inland crowd of our country flows and already to first forms certain immune protective screen
Shanghai, September 9 (Xinhuanet) ' Reporter Qiu Yi) The hygiene of Ministry of Public Health of Chinese meets an urgent need director Liang WanNian participates in Shanghai on the second on the 9th " Sino-Canada hygiene policy dialogues " When reveal whether at present last active states low-level H1N1 influenza, has already formed certain immune protective screen in the crowd, the epidemiology investigation reveals about 1/ 4 of the people have resistance to flow to first, have not found the virus presents the variation of the public health meaning. Seasonal influenza presents the low-level prevailing state too at the same time. Liang Wan is annual to still reveal, our country still has first type H1N1 influenza cases that appears every week at present, but in distributing state, 3 epidemiology investigations to May reveal this year, have 23% to 25% people have first shed antibody in the colony, the regional difference is not big, between twenty and fifty colony's antibody competence relatively high, children, relatively on the low side in the elderly. By 24 o'clock on August 9 this year, report totally that makes a definite diagnosis of more than 128,000 cases in first type H1N1 influenza in the hinterland of our country; Report 805 first type H1N1 influenza death cases totally. First type H1N1 influenza virus positive sample accounts for 90 that all proportions of influenza virus positive sample will reach peak value the 48th week of 2009. 4%, will drop to 14 in the 30th week of 2010. 6% . Liang Wan says every year: "Have illness coming on to drop with first type H1N1 influenza, statistics reveal first case fatality rate and seasonal influenza flow there is not obvious difference, but the crowd has differences, mortality is relatively high in the pregnant woman, blue and green strong midyear. " Besides monitoring and studying and judging the epidemic situation, our country has launched the measure of serial prevention and control, including being strengthen, treat and cure the intersection of ability and construction constantly, treat and cure first shed patient with all strength; Assemble every strength, advance vaccine research and develop, produce and inoculate, work, produce first shed vaccine 1 together. 600 million pharmaceuticals, it exceeds 100 million people,etc. to inoculate crowd's quantity. Judge through the expert, because the difference of immune levels of virus that the crowd flows to first, some areas in our country will still present first to flow activity strengthening or part break out, it is not big but large-scale and popular possibility happens; First flowed obvious mutant possibility happened not big in virus recently; Can't totally exclude the possibility causing new influenza to be great and popular from the virus and make a variation. " the whole world has already been entered " Influenza prevails on later stage big " ,We have already adjusted tactics of prevention and control and measure correspondingly, in order to be should be to sending infectious disease newly pointedly and efficiently, whether it is able to bear medicine and variation situation to pay close attention to at the same time. " It is reported, the third party of our country who is launching first type H1N1 influenza prevention and control assesses independently, the relevant report will issue in the near future. "Prevention and control flows in our country first emergence of serious disease and death case has reduced first to flow to the maximum extent, have lightened the danger of the epidemic situation healthy to the people effectively. " Liang Wan says every year.


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