Association between periodontitis and severity of COVID-19 infection: A case-control study.
Nadya MaroufWenji CaiKhalid N SaidHanin DaasHanan DiabVenkateswara Rao ChintaAli Ait HssainBelinda NicolauMariano SanzFaleh TamimiPublished in: Journal of clinical periodontology (2021)
Periodontitis was associated with higher risk of ICU admission, need for assisted ventilation and death of COVID-19 patients, and with increased blood levels of biomarkers linked to worse disease outcomes.