Short-term exposure to air pollution and hospital admission after COVID-19 in Catalonia: the COVAIR-CAT study.
Anna AlariOtávio Tavares RanzaniSergio OlmosCarles MilàAlex RicoJoan BallesterXavier BasaganaPayam DadvandTalita Duarte SallesMark NieuwenhuijsenRosa Maria Vivanco-HidalgoCathryn TonnePublished in: International journal of epidemiology (2024)
Our study suggests positive associations between NO2, PM2.5 and PM10 and hospitalization risk among individuals diagnosed with COVID-19 during the second wave. Cumulative hazard ratios were largely driven by exposure on the same day as hospitalization.