… appRoaCH aND ReSUltS: We conducted a retrospective cohort study of 1,827 patients
with confirmed COVID19 who were hospitalized within the Yale-New Haven Health System …

… We report an international retrospective cohort study of our … networks from routine hospital
data and combined network-… hospital inpatients admitted to a UK National Health Service …

… on cohort analysis to guide our patient selection strategies. Therefore, based on the up-to-date
largest patient series, the aim of this study was to evaluate the suprainstitutional network …

… Rates and risk of hospitalisation among patients with type 2 diabetes: retrospective cohort
study using the UK General Practice Research Database linked to English Hospital Episode …

… , since this study was retrospective and observational. Moreover, … few such cases were present
in the study. We intend to address … observational study or even a prospective cohort study. …

… our study were the care dependents in the observation cohort… the observation cohort on the
basis of their affiliation to a PN. … for individuals in the observation cohort. As the dependent …

… This is a retrospective observational cohort study of patients aged 75 years or older who
had at least one emergency admission to any of 49 hospital sites in the Yorkshire and Humber …

… Methods: We conducted a retrospective cohort study among physicians in a primary care
network in southwest Alberta who measured access consistently between 2009 and 2016. We …

… In this retrospective international observational study, we obtained data from the MSBase
registry and the Swedish MS registry, which prospectively collect patient data that are specific …

… We did a retrospective, observational, cohort study of patients with type 2 diabetes who
were enrolled prospectively in Taiwan's national health insurance research database between …