Department of Health Policy and Administration
The Pennsylvania State University
604 Ford Building
University Park, PA 16802
NBER Working Papers and Publications
|June 2017||The Role of Hospital and Market Characteristics in Invasive Cardiac Service Diffusion|
with Jill R. Horwitz, Austin Nichols: w23530
Little is known about how the adoption and diffusion of medical innovation is related to and influenced by market characteristics such as competition. The particular complications involved in investigating these relationships in the health care sector may explain the dearth of research. We examine diagnostic angiography, percutaneous coronary interventions (PCI), and coronary artery bypass grafting (CABG), three invasive cardiac services. We document the relationship between the adoption by hospitals of these three invasive cardiac services and the characteristics of hospitals, their markets, and the interactions among them, from 1996-2014. The results show that the probability of hospitals adopting a new cardiac service depends on competition in two distinct ways: 1) hospitals are substan...