According to figures published by the microbiology department of Luxembourg’s national laboratory, the LNS, the most commonly found variant was the B.1.1.7 mutation, sometimes referred to as the British or Kent variant. It was found in 85.8% of positive tests, a rise on the previous week. The proportion of tests containing the B.1.351 or South African variant fell to 8.8% while the P.1, or Brazilian variant, frequency was 0.77%.

In total 687 sequences were performed on 650 specimens collected during the week.

According to the latest data published by the European Centre for Disease Control, during the week of 29 March to 11 April, only Luxembourg, Belgium, France, Denmark, Germany, Hungry, Iceland, Lithuania, Norway and Poland met the recommended level of 10% or 500 sequences of Sars-CoV-2 positive cases sequenced and reported to the Gisaid EpiCov database by 20 April.