Pos1200 differences Between the First and the Second Wave of Sars-Cov-2 Infection in Patients With Immune-Mediated Inflammatory Diseases in Argentina: Data From the Sar-Covid Registry
Abstract:BackgroundIn Argentina we have witnessed two COVID 19 waves between 2020 and 2021. The first wave occurred during the spring of 2020 and it was related to the wild type of the virus, the second occurred during the fall/winter of 2021 when the gamma variant showed a clear predominance. During the first wave, patient with rheumatic diseases showed a higher frequency of hospitalization and mortality (4% vs 0.26%) when compared to the general population1; at that time, however, vaccination was not yet available.Ob… Show more
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