Background: We aimed to validate a claims-based diagnostic algorithm to identify
hospitalized patients with acute major cardiovascular diseases (CVDs) from health …

Background: Big data systems such as diagnosis procedure combination (DPC) datasets
have recently been used for research purposes. However, there have been few validation …

Predicting clinical outcomes can be difficult, particularly for life‐threatening events with a low
incidence that require numerous clinical cases. Our aim was to develop and validate novel …

Abstract Background and objectives The Korean National Health Insurance Service (NHIS)
database has been widely used for cardiovascular research. We validated the primary …

Background: Since cardiovascular disease accounts for one-quarter of deaths in the
Japanese population, we developed a nationwide database using the administrative case …

Background—Increasingly, the diagnostic codes from administrative claims data are being
used as clinical outcomes. Methods and Results—Data from the Cardiovascular Health …

Introduction Valid algorithms for identification of cardiovascular (CV) deaths allow
researchers to reliably assess the CV safety of medications, which is of importance to …

Objective To observe the changes in the diagnosis and treatment of hospitalized patients
with acute coronary syndrome (ACS) from 2006 to 2012 in China. Methods Hospitalized …

Objectives: The objective of this study was to compare administrative codes with chart
review for patients with acute heart failure (AHF). Background: Administrative databases are …

The objective of this study was to evaluate the performance of the ICD‐10 (International
Classification of Diseases and Related Health Problems, 10th Edition) coding in the French …