Using claims data to predict dependency in activities of daily living as a proxy for frailty

Measuring frailty using claims data for pharmacoepidemiologic studies of mortality in older adults: evidence and recommendations

(2014) Dae Hyun Kim et al.   PHARMACOEPIDEMIOLOGY AND DRUG SAFETY

Further Evidence for Bias in Observational Studies of Influenza Vaccine Effectiveness: The 2009 Influenza A(H1N1) Pandemic

(2013) M. L. Jackson et al.   AMERICAN JOURNAL OF EPIDEMIOLOGY

A novel approach to improve health status measurement in observational claims-based studies of cancer treatment and outcomes

(2013) Amy J. Davidoff et al.   Journal of Geriatric Oncology

Nonexperimental Comparative Effectiveness Research Using Linked Healthcare Databases

(2011) Til Stürmer et al.   EPIDEMIOLOGY

Treatment Effects in the Presence of Unmeasured Confounding: Dealing With Observations in the Tails of the Propensity Score Distribution--A Simulation Study

(2010) T. Sturmer et al.   AMERICAN JOURNAL OF EPIDEMIOLOGY

The Impact of Functional Status on Life Expectancy in Older Persons

(2010) E. Keeler et al.   JOURNALS OF GERONTOLOGY SERIES A-BIOLOGICAL SCIENCES AND MEDICAL SCIENCES

Statin Adherence and Risk of Accidents

(2009) Colin R. Dormuth et al.   CIRCULATION

Impact of influenza vaccination on mortality risk among the elderly

(2009) R. H. H. Groenwold et al.   EUROPEAN RESPIRATORY JOURNAL

Sensitivity analyses to estimate the potential impact of unmeasured confounding in causal research

(2009) Rolf H H Groenwold et al.   INTERNATIONAL JOURNAL OF EPIDEMIOLOGY

Cognitive Impairment Improves the Predictive Validity of the Phenotype of Frailty for Adverse Health Outcomes: The Three-City Study

(2009) José Alberto ÁVila-Funes et al.   JOURNAL OF THE AMERICAN GERIATRICS SOCIETY

Instrumental Variables in Influenza Vaccination Studies: Mission Impossible?!

(2009) Rolf H.H. Groenwold et al.   VALUE IN HEALTH

Comparison of 2 Frailty Indexes for Prediction of Falls, Disability, Fractures, and Death in Older Women

(2008) Kristine E. Ensrud   ARCHIVES OF INTERNAL MEDICINE

A standard procedure for creating a frailty index

(2008) Samuel D Searle et al.   BMC Geriatrics