Purpose The validity of the diagnosis codes to identify myocarditis cases in healthcare
databases research remains unclear, and this study aimed to determine the coding accuracy …

Background Infective endocarditis is associated with high morbidity and mortality rates that
have plateaued over recent decades. Research to improve outcomes for these patients is …

Background International Classification of Diseases (ICD) code–based claims databases
are often used to study infective endocarditis (IE). However, the quality of ICD coding can …

Introduction: Epidemiological data on the incidence of symptomatic myocarditis other than
that identified by autopsy are lacking. We sought to evaluate the real world clinical burden of …

Objective To identify validated ICD‐9‐CM/ICD‐10 coded case definitions for acute
myocardial infarction (AMI). Data Sources Ovid Medline (1950–2010) was searched to …

BACKGROUND: Many cardiovascular epidemiologic studies rely on diagnosis codes in
health care claims databases. Despite important changes in the care and diagnosis of acute …

Background: The aim of this study was to determine the validity of acute myocardial
infarction (AMI) diagnosis coding in the National Health Insurance Research Database …

Background Though administrative databases are increasingly being used for research
related to myocardial infarction (MI), the validity of MI diagnoses in these databases has …

Abstract Background In Japan, several large healthcare databases have become available
for research since the early 2000's. However, validation studies to examine the accuracy of …

In 2009, the “Guidelines for diagnosis and treatment of myocarditis (JCS 2009)” were issued
by the Japanese Circulation Society (JCS). 1 Although this guideline has been widely used …