Econometrics Commons^™

Understanding The Determinants Of The Cost Of Coronary Artery Bypass Graft Surgery, Hun Lee

Electronic Thesis and Dissertation Repository

Introduction: The relationship between patient demographics, clinical factors, and cost of coronary artery bypass graft (CABG) is complex. Investigation of these relationships is important to aid clinical practice and inform reimbursement models. This thesis analyzes multiple different domains in order to understand the significant factors that impact the cost of CABG at the London Health Sciences Centre (LHSC).

Methods: Model selection, construction of nested descriptive models, exploration of mediation analysis of the impact of peri-operative factors and cost through length of stay, and construction of estimative models were performed.

Results: Several baseline characteristics, socio-demographics, peri-operative variables, and post-operative variables were …

How Did Medicaid Expansion Affect The Provider Labor Market?, Aaron Wu

Honors Theses

One provision of the Affordable Care Act was to expand Medicaid eligibility for a greater number of low-income patients. The resulting increase in demand for care was largely explored, but the effect of the 2014 Medicaid expansion on the physician and advanced practitioner labor market has not been well researched by economists. Using pooled cross-sectional data from the 2010 – 2018 American Community Surveys, this paper examines whether the Medicaid expansion has caused notable changes in physician, physician assistant, and nurse practitioner hours, compensation, and overall employment. The literature shows that practices that employ nurse practitioners are far more likely …