User profiles for Hude Quan

Hude Quan

Professor of Community Health Sciences, Cumming School of Medicine, University of …
Verified email at ucalgary.ca
Cited by 45674

Coding algorithms for defining comorbidities in ICD-9-CM and ICD-10 administrative data

H Quan, V Sundararajan, P Halfon, A Fong… - Medical care, 2005 - journals.lww.com
Objectives: Implementation of the International Statistical Classification of Disease and
Related Health Problems, 10th Revision (ICD-10) coding system presents challenges for using …

Updating and validating the Charlson comorbidity index and score for risk adjustment in hospital discharge abstracts using data from 6 countries

H Quan, B Li, CM Couris, K Fushimi… - American journal of …, 2011 - academic.oup.com
With advances in the effectiveness of treatment and disease management, the contribution
of chronic comorbid diseases (comorbidities) found within the Charlson comorbidity index to …

How to practice person‐centred care: A conceptual framework

…, K Manalili, RJ Jolley, S Zelinsky, H Quan… - Health …, 2018 - Wiley Online Library
Background Globally, health‐care systems and organizations are looking to improve health
system performance through the implementation of a person‐centred care ( PCC ) model. …

The impact of the electronic medical record on structure, process, and outcomes within primary care: a systematic review of the evidence

…, SE Straus, L Sykes, H Quan - Journal of the …, 2011 - academic.oup.com
Background The electronic medical record (EMR)/electronic health record (EHR) is becoming
an integral component of many primary-care outpatient practices. Before implementing an …

[PDF][PDF] Incidence of primary sclerosing cholangitis: a systematic review and meta‐analysis

…, H Kareemi, R Parab, HW Barkema, H Quan… - …, 2011 - Wiley Online Library
Incidence studies of primary sclerosing cholangitis (PSC) are important for describing the
disease's burden and for shedding light on the disease's etiology. The purposes of this study …

New ICD-10 version of the Charlson comorbidity index predicted in-hospital mortality

…, T Henderson, C Perry, A Muggivan, H Quan… - Journal of clinical …, 2004 - Elsevier
BACKGROUND AND OBJECTIVE: The ICD-9-CM adaptation of the Charlson comorbidity
score has been a valuable resource for health services researchers. With the transition into …

A modification of the Elixhauser comorbidity measures into a point system for hospital death using administrative data

C Van Walraven, PC Austin, A Jennings, H Quan… - Medical care, 2009 - journals.lww.com
Background: Comorbidity measures are necessary to describe patient populations and
adjust for confounding. In direct comparisons, studies have found the Elixhauser comorbidity …

Exploring physician specialist response rates to web-based surveys

CT Cunningham, H Quan, B Hemmelgarn… - BMC medical research …, 2015 - Springer
Background Survey research in healthcare is an important tool to collect information about
healthcare delivery, service use and overall issues relating to quality of care. Unfortunately, …

Assessing validity of ICD‐9‐CM and ICD‐10 administrative data in recording clinical conditions in a unique dually coded database

H Quan, B Li, L Duncan Saunders… - Health services …, 2008 - Wiley Online Library
Objective. The goal of this study was to assess the validity of the International Classification
of Disease, 10th Version (ICD‐10) administrative hospital discharge data and to determine …

Dealing with missing data in a multi-question depression scale: a comparison of imputation methods

FM Shrive, H Stuart, H Quan, WA Ghali - BMC medical research …, 2006 - Springer
Background Missing data present a challenge to many research projects. The problem is
often pronounced in studies utilizing self-report scales, and literature addressing different …