![]() ![]() Risk factors commonly associated with development of severe disease, including advanced age, chronic illnesses (diabetes, asthma, obesity) or immunosuppression (other immune-mediated diseases, immunomodulatory therapies, pregnancy), were not present at increased frequency in Argentina. Īlthough we could not exclude the possibility that this elevated CFR reflected underreporting of milder infections, the alternative, a bona fide increase due to differences at the level of host or pathogen, might have global implications. ![]() ![]() The first case in Argentina was reported on by July 16, 2009, just two months later, the number of cases in Argentina totaled 3056, with 137 deaths, representing a computed CFR of 4.5%. Based on a study in the community of La Gloria, Mexico, where the virus was first detected early in 2009, and worldwide surveillance data and mathematical modeling, the CFR was estimated to be 0.6%. Infection with H1N1pdm was considered mild however, the strain seemed to be highly transmissible. On June 11, 2009, the World Health Organization (WHO) declared a pandemic outbreak of respiratory illness associated with the novel influenza A (H1N1) virus (H1N1pdm). ![]()
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