First and second waves among hospitalised patients with COVID-19 with severe pneumonia: a comparison of 28-day mortality over the 1-year pandemic in a tertiary university hospital in Italy.

Marianna MeschiariAlessandro Cozzi-LepriRoberto TonelliErica BaccaMarianna MenozziErica FranceschiniGianluca CuomoAndrea BediniSara VolpiJovana MilicLucio BrugioniElisa RomagnoliAntonello PietrangeloElena CorradiniIrene ColorettiEmanuela BiagioniStefano BusaniMassimo GirardisAndrea CossarizzaEnrico CliniGiovanni GuaraldiCristina Mussininull null

Published in: BMJ open (2022)

In our hospitalised patients with COVID-19 with severe pneumonia, the 28-day mortality appeared to be reduced by 36% during the second as compared with the first wave. Further studies are needed to identify factors that may have contributed to this improved survival.

Keyphrases

community acquired pneumonia
cardiovascular events
early onset
sars cov
coronavirus disease
risk factors
respiratory failure
cardiovascular disease
type diabetes
drug induced
coronary artery disease
extracorporeal membrane oxygenation