Comorbidities in patients with multiple sclerosis (MS) has become an area of increasing
interest in the recent years. A comorbidity is defined as any additional disease that coexists …

Background There is increasing availability of data derived from diagnoses made routinely
in mental health care, and interest in using these for research. Such data will be subject to …

In pharmacoepidemiology, routinely collected data from electronic health records (including
primary care databases, registries, and administrative healthcare claims) are a resource for …

METHODS: Newly diagnosed IBD cases between 2011 and 2013 from 13 countries or
regions in Asia-Pacific were included. Incidence was calculated with 95% confidence …

Routinely collected health data, obtained for administrative and clinical purposes without
specific a priori research goals, are increasingly used for research. The rapid evolution and …

Purpose Defining a study population and creating an analytic dataset from longitudinal
healthcare databases involves many decisions. Our objective was to catalogue scientific …

Background Administrative data are increasingly used to conduct research on depression
and inform health services and health policy. Depression surveillance using administrative …

Objective To assess whether the completeness of reporting of health research is related to
journals' endorsement of reporting guidelines. Design Systematic review. Data sources …

Objective Routinely collected health data, collected for administrative and clinical purposes,
without specific a priori research questions, are increasingly used for observational …

Objective Health administrative databases can be used to track disease incidence,
outcomes, and care quality. Case validation is necessary to ensure accurate disease …