The results of a study published Thursday April 7 in the British Medical Journal (BMJ) revealed the risks of blood clots after catching Covid-19.
The people most affected
The formation of blood clots is one of the well-known symptoms of Covid-19. The results of a Swedish study published Thursday, April 7 in the British Medical Journal (BMJ) revealed an increased risk of deep vein thrombosis up to three months after infection in the coronavirus. Worse still, the pulmonary embolism may persist for up to six months and a bleeding event may occur for up to two months. Patients with comorbidities and those with severe disease are at highest risk, reports Point.
Study conducted between February 1, 2020 and May 25, 2021
To substantiate their claims, the scientists studied more than a million people in Sweden who had been infected with the Sars-Cov2 between February 1, 2020 and May 25, 2021. The corpus was widely varied in terms of age, gender and place of residence. The researchers also analyzed up to 4 million people who had not tested positive for the coronavirus. They then calculated the rates of deep vein thrombosis,pulmonary embolism and bleeding in people who caught the disease during a control period before making comparisons with a control group.
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The increased risks were mainly observed during the first wave of the epidemic of Covid-19. According to the researchers, this situation could be explained by the subsequent improvements in treatments and vaccination coverage in older patients.