Background: Inaccurate use of International Classification of Diseases, Ninth Revision (ICD-
9), codes obfuscates registries used for research, resulting in unreliable data and inaccurate …

Abstract Background The International Classification of Diseases (ICD) coding system is the
industry standard tool for billing, disease classification, and epidemiology purposes …

Background: Whether chronic kidney disease (CKD) recognition in an electronic health
record (EHR) problem list improves processes of care or clinical outcomes of end-stage …

Background Chronic kidney disease (CKD) is a global public health problem, exhibiting
sharp increases in incidence, prevalence, and attributable morbidity and mortality. There is a …

Objective. To determine prevalence of chronic kidney disease (CKD) in patients with
diabetes, and accuracy of International Classification of Diseases, 9th Revision, Clinical …

BACKGROUND: Accurate classification of individuals with kidney disease is vital to research
and public health efforts aimed at improving health outcomes. Our objective is to identify and …

BACKGROUND: Clinical practice guidelines were established to improve the diagnosis and
management of chronic kidney disease (CKD), but the extent, determinants, and cost …

Results Our registry includes 57,276 patients (53,399 patients met estimated GFR criteria
and 3877 patients met ICD-9 diagnosis code criteria) as of March 2010. Mean age was …

Background Prior validation studies of claims‐based definitions of chronic kidney disease
(CKD) using ICD‐9 codes reported overall low sensitivity, high specificity, and variable but …

Background Electronic health record (EHR) data is increasingly used to identify patients with
chronic kidney disease (CKD). EHR queries used to capture CKD status, identify comorbid …