https://www.selleckchem.com/pr....oducts/eidd-2801.htm
The impact of COVID-19 and ensuing national lockdown on asthma exacerbations is unclear. We conducted an interrupted time-series (lockdown on 23 March 2020 as point of interruption) analysis in asthma cohort identified using a validated algorithm from a national-level primary care database, the Optimum Patient Care Database. We derived asthma exacerbation rates for every week and compared exacerbation rates in the period January to August 2020 with a pre-COVID-19 period and January to August 2016-2019. Exacerbations were defined as as