Comparison of the Charlson Comorbidity Index derived from self-report and medical record review in Asian patients with rheumatic diseases

Consensus statement on a framework for the management of comorbidity and extra-articular manifestations in rheumatoid arthritis

(2014) Estíbaliz Loza et al.   RHEUMATOLOGY INTERNATIONAL

Validation of a one-page patient-reported Charlson comorbidity index questionnaire for upper aerodigestive tract cancer patients

(2013) Steven Habbous et al.   ORAL ONCOLOGY

Direct medical costs associated with rheumatoid arthritis in Turkey: analysis from National Claims Database

(2013) Onur Baser et al.   RHEUMATOLOGY INTERNATIONAL

Should we be morbid about comorbidities in the rheumatic diseases?

(2012) D. Elewaut et al.   RHEUMATOLOGY

Concurrent psychiatric disorders are associated with significantly poorer quality of life in patients with rheumatoid arthritis

(2012) CC Mok et al.   SCANDINAVIAN JOURNAL OF RHEUMATOLOGY

Association Between Disease-Modifying Antirheumatic Drugs and Diabetes Risk in Patients With Rheumatoid Arthritis and Psoriasis

(2011) Daniel H. Solomon   JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION

Chronic Conditions and Health Problems in Rheumatic Diseases: Comparisons with Rheumatoid Arthritis, Noninflammatory Rheumatic Disorders, Systemic Lupus Erythematosus, and Fibromyalgia

(2010) F. WOLFE et al.   JOURNAL OF RHEUMATOLOGY

Epidemiological studies in incidence, prevalence, mortality, and comorbidity of the rheumatic diseases

(2009) Sherine E Gabriel et al.   ARTHRITIS RESEARCH & THERAPY

"Concordance between comorbidity data from patient self-report interviews and medical record documentation"

(2008) William Corser et al.   BMC HEALTH SERVICES RESEARCH

Comorbidity information in older patients at an emergency visit: self-report vs. administrative data had poor agreement but similar predictive validity

(2008) Stephanie R. Susser et al.   JOURNAL OF CLINICAL EPIDEMIOLOGY