id author title date pages extension mime words sentences flesch summary cache txt cord-278993-w5aa0elj Tonetti, Tommaso Use of critical care resources during the first 2 weeks (February 24–March 8, 2020) of the Covid-19 outbreak in Italy 2020-10-12 .txt text/plain 3922 171 44 We retrospectively studied consecutive critically ill patients with confirmed Covid-19 who were referred to the hospitals of the Lombardy, Veneto and Emilia-Romagna regions during the first 2 weeks of the Italian outbreak (February 24March 8, 2020) . The present study describes how the Italian health-care system of three northern Italian regions responded to the increasing need for clinical resources for critically ill patients during the first 14 days of the Covid-19 outbreak through the 28.7% increase in ICU beds and the increasing use of non-invasive respiratory support outside the ICU. Our data show that, compared to patients admitted to the ICU, patients receiving respiratory support outside the ICU were significantly older, had more comorbidities and had a higher PaO 2 /FiO 2 ratio and a lower PaCO 2 . ./cache/cord-278993-w5aa0elj.txt ./txt/cord-278993-w5aa0elj.txt