Julia Thornton Snider
Precision Health Economics
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Featured researches published by Julia Thornton Snider.
Chest | 2015
Julia Thornton Snider; Anupam B. Jena; Mark T. Linthicum; Refaat A. Hegazi; J. Partridge; Chris LaVallee; Darius N. Lakdawalla; Paul E. Wischmeyer
BACKGROUND COPD is a leading cause of death and disability in the United States. Patients with COPD are at a high risk of nutritional deficiency, which is associated with declines in respiratory function, lean body mass and strength, and immune function. Although oral nutritional supplementation (ONS) has been associated with improvements in some of these domains, the impact of hospital ONS on readmission risk, length of stay (LOS), and cost among hospitalized patients is unknown. METHODS Using the Premier Research Database, we first identified Medicare patients aged ≥ 65 years hospitalized with a primary diagnosis of COPD. We then identified hospitalizations in which ONS was provided, and used propensity-score matching to compare LOS, hospitalization cost, and 30-day readmission rates in a one-to-one matched sample of ONS and non-ONS hospitalizations. To further address selection bias among patients prescribed ONS, we also used instrumental variables analysis to study the association of ONS with study outcomes. Model covariates included patient and provider characteristics and a time trend. RESULTS Out of 10,322 ONS hospitalizations and 368,097 non-ONS hospitalizations, a one-to-one matched sample was created (N = 14,326). In unadjusted comparisons in the matched sample, ONS use was associated with longer LOS (8.7 days vs 6.9 days, P < .0001), higher hospitalization cost (
Journal of Parenteral and Enteral Nutrition | 2014
Julia Thornton Snider; Mark T. Linthicum; Yanyu Wu; Chris LaVallee; Darius N. Lakdawalla; Refaat Hegazi; Laura E. Matarese
14,223 vs
COPD: Journal of Chronic Obstructive Pulmonary Disease | 2012
Julia Thornton Snider; John A. Romley; Ken S. Wong; Jie Zhang; Michael Eber; Dana P. Goldman
9,340, P < .0001), and lower readmission rates (24.8% vs 26.6%, P = .0116). However, in instrumental variables analysis, ONS use was associated with a 1.9-day (21.5%) decrease in LOS, from 8.8 to 6.9 days (P < .01); a hospitalization cost reduction of
Current Medical Research and Opinion | 2012
Julia Thornton Snider; Yesenia Luna; Ken S. Wong; Jie Zhang; Susan S. Chen; Patrick J. Gless; Dana P. Goldman
1,570 (12.5%), from
Journal of Parenteral and Enteral Nutrition | 2014
Darius N. Lakdawalla; Maria R. Mascarenhas; Anupam B. Jena; Jacqueline Vanderpuye-Orgle; Chris LaVallee; Mark T. Linthicum; Julia Thornton Snider
12,523 to
Health Affairs | 2015
Amitabh Chandra; Julia Thornton Snider; Yanyu Wu; Anupam B. Jena; Dana P. Goldman
10,953 (P < .01); and a 13.1% decrease in probability of 30-day readmission, from 0.34 to 0.29 (P < .01). CONCLUSIONS ONS may be associated with reduced LOS, hospitalization cost, and readmission risk in hospitalized Medicare patients with COPD.
Asia-Pacific Journal of Public Health | 2015
Mark T. Linthicum; Julia Thornton Snider; Rhema Vaithianathan; Yanyu Wu; Chris LaVallee; Darius N. Lakdawalla; Jennifer Benner; Tomas Philipson
BACKGROUND The burden imposed by disease-associated malnutrition (DAM) on patients and the healthcare system in food-abundant industrialized countries is often underappreciated. This study measured the economic burden of community-based DAM in the United States. METHODS The burden of DAM was quantified in terms of direct medical costs, quality-adjusted life years lost, and mortality across 8 diseases (breast cancer, chronic obstructive pulmonary disease [COPD], colorectal cancer [CRC], coronary heart disease [CHD], dementia, depression, musculoskeletal disorders, and stroke). To estimate the total economic burden, the morbidity and mortality burden was monetized using a standard value of a life year and combined with direct medical costs of treating DAM. Disease-specific prevalence and malnutrition estimates were taken from the National Health Interview Survey and the National Health and Nutrition Examination Survey. Deaths by disease were taken from the Center for Disease Control and Prevention. Estimates of costs and morbidity were taken from the literature. RESULTS The annual burden of DAM across the 8 diseases was
The Journal of Infectious Diseases | 2018
Yinong Young-Xu; Robertus van Aalst; Salaheddin M. Mahmud; Kenneth J. Rothman; Julia Thornton Snider; Daniel Westreich; Vincent Mor; Stefan Gravenstein; Jason K Lee; Edward W. Thommes; Michael D. Decker; Ayman Chit
156.7 billion, or
Journal of Parenteral and Enteral Nutrition | 2014
Tomas Philipson; Mark T. Linthicum; Julia Thornton Snider
508 per U.S. resident. Nearly 80% of this burden was derived from morbidity associated with DAM; around 16% derived from mortality and the remainder from direct medical costs of treating DAM. The total burden was highest in COPD and depression, while the burden per malnourished individual was highest in CRC and CHD. CONCLUSION DAM exacts a large burden on American society. Therefore, improved diagnosis and management of community-based DAM to alleviate this burden are needed.
Forum for Health Economics & Policy | 2012
Julia Thornton Snider; John A. Romley; William B. Vogt; Tomas Philipson
Abstract Affecting an estimated 12.6 million people and causing over 100,000 deaths per year, chronic obstructive pulmonary disease (COPD) exacts a heavy burden on American society. Despite knowledge of the impact of COPD on morbidity, mortality, and health care costs, little is known about the association of the disease with economic outcomes such as employment and the collection of disability. We quantify the impact of COPD on Americans aged 51 and older—in particular, their employment prospects and their likelihood of collecting federal disability benefits—by conducting longitudinal regression analysis using the Health and Retirement Study. Controlling for initial health status and a variety of sociodemographic factors, we find that COPD is associated with a decrease in the likelihood of employment of 8.6 percentage points (OR = 0.58, 95% CI 0.50–0.67), from 44% to 35%. This association rivals that of stroke and is larger than those of heart disease, cancer, hypertension, and diabetes. Furthermore, COPD is associated with a 3.9 percentage point (OR 2.52, 95% CI 2.00–3.17) increase in the likelihood of collecting Social Security Disability Insurance (SSDI), from 3.2% to 7.1%, as well as a 1.7 percentage point (OR 2.87, 95% CI 2.02–4.08) increase in the likelihood of collecting Supplemental Security Income (SSI), from 1.0% to 2.7%. The associations of COPD with SSDI and SSI are the largest of any of the conditions studied. Our results are consistent with the hypothesis that COPD imposes a substantial burden on American society by inhibiting employment and creating disability.