Turning point in COVID-19 severity and fatality during the pandemic: a national cohort study in Qatar

• Main Authors: Roberto Bertollini (Author), Adeel Ajwad Butt (Author), Peter Coyle (Author), Andrew Jeremijenko (Author), Anvar Hassan Kaleeckal (Author), Riyazuddin Mohammad Shaik (Author), Gheyath K Nasrallah (Author), Hadi M Yassine (Author), Mohamed H Al-Thani (Author), Zaina Al-Kanaani (Author), Mohamed Ghaith Al-Kuwari (Author), Abdullatif Al-Khal (Author), Jeremy Samuel Faust (Author), Mohammad R Hasan (Author), Hebah A Al-Khatib (Author), Asmaa A Al Thani (Author), Einas Al-Kuwari (Author), Ali Latif (Author), Hanan F Abdul-Rahim (Author), Hamad Al-Romaihi (Author)
• Format: Book
• Published: BMJ Publishing Group, 2023-12-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Objective To assess the evolution of COVID-19 severity and fatality in a unique setting that consistently applied, throughout the pandemic, rigorous and standardised criteria for defining severe COVID-19 outcomes.Methods and analysis We conducted a national cohort study on 312 109 Qatari citizens to...