… study was to evaluate variations in nurses' sleep quality and nurses’ mental health status
over the COVID-19 … The secondary aim of this study was to evaluate whether the presence of …

… Added value of this study Our cohort consists of mostly mild COVID-19 cases that have
been prospectively followed for a median time of 6.8 months. At least one trained physician …

… prospective cohort study of all 144 geopolitical areas worldwide (375 609 cases) with at least
10 COVID-19 … [RRR] comparing cumulative counts of COVID-19 cases on Mar. 27, 2020, …

… and COVID-19 outcomes in this cohort of patients with cancer and symptomatic COVID-19,
and … chemotherapy and other anticancer treatments affects the COVID-19 disease phenotype. …

… COVID-19 infection, we explored them using data from UK Biobank, a large prospective cohort
study… (Hamer et al., 2020) on COVID-19 hospitalisation, to the best of our knowledge, this …

… COVID-19 test at baseline, we included 2 135 190 participants in our prospective inception
cohort, of … Based on this cohort, we had 80% power to detect a minimum HR of 1·16 for risk of …

… We performed a prospective cohort study of patients with COVID-19 admitted to general …
biomarkers in potential important pathways of COVID-19 infection (inflammation, tissue damage, …

… unvaccinated against coronavirus disease 2019 (COVID-19) … cohort study, we examined
the associations of COVID-19 vaccination and severe acute respiratory syndrome coronavirus 2 …

… This report describes a COVID-19 pneumonia cohort of 179 patients who were hospitalised
… (76%) were diagnosed definitely as having COVID-19 pneumonia with a positive SARS-CoV-…

… of the COVID-19 pandemic. Strengths of this study include prospective and complete …
death in one of the largest studies to date of critically ill patients with COVID-19 in the USA. …