What is the molecular evolution of SARS-CoV-2 viruses circulating in the region? Results of Flash Survey #14

Key Points

Consolidated results of Flash Survey #14 (July 6, 2021)

1,448 samples from 15 regions/territories in mainland France and overseas territories (37.4% of the 3,867 positive cases reported today).

The following variants of concern were detected among the samples:

  • In mainland France:

    • 75.8% of 21A variants (Delta, B.1.617.2, first identified in India)

    • 18.2% of 20I variants (Alpha, V1, B.1.1.7, first identified in the United Kingdom)

    • 1.6% of 20H variants (Beta, V2, B.1.351, first identified in South Africa)

    • 1.5% of 20J variants (Gamma, V3, P.1, first identified in Brazil)

    • 1.3% of 20I/484K variants (B.1.1.7 + E484K, first identified in the United Kingdom)

  • In the Overseas Territories:

    • In Guadeloupe: sample sizes too small to produce interpretable results; however, the Alpha and Delta variants have been detected

    • In Martinique: 94.2% Alpha variants and 4.2% Delta variants

    • In French Guiana: no samples included

    • In Réunion: 100% Beta variants

    • In Mayotte: no samples included

Flash Surveys#

Learn more about Flash surveys# and view all results from the different survey waves

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