COVID-19 Health Data Research - 8 June 2021 - Fortnightly update for SAGE, National Core

• With more and more of the population being vaccinated and receiving both doses, there are a number of urgent research questions including • how long immunity lasts and if certain populations are at risk of contracting COVID-19 following vaccination • the effectiveness of the vaccine on the different and emerging variants – particularly as variants such as the delta variant become more prominent. [...] Likewise, data from 4,678 children as part of the VirusWatch study suggest the prevalence of persistent COVID-19 symptoms (>4 weeks) in children is low; teens, girls, and those with long-term health conditions had a higher risk of persistent symptoms. [...] • The latest surveillance data from Public Health England show that the delta variant is now the most dominant COVID-19 strain circulating in the UK, overtaking the alpha variant. [...] wellbeing • Analyses of longitudinal data from 708 children as part of a birth cohort study in the UK (Avon Longitudinal Study of Parents and Children) suggest that the pandemic may be associated with increased emotional and behavioural difficulties beyond the age of 2. [...] Includes Discussions ongoing to collect Further information Being linked to 2011 census available in Scottish Nation Data Safe English linked data, and Awaiting decision on data access Network (CO-CIN) data in NIHaven COGUK/CO-CIN data asset about Data & Census 2011 Household structure N/A N/A Connectivity can be Covid Opinions Survey N/A N/A Awaiting decision on data access N/A found here, along.