There is a robust literature examining social networks and health, which draws on the
network traditions in sociology and statistics. However, the application of social network …

Social network analysis is the study of the structure of relationships between social entities.
Access to health care administrative datasets has facilitated use of “patient-sharing …

Background: Properties of social networks and shared patient networks of physicians are
associated with important outcomes, including costs, quality, information exchange, and …

Network analysis of complex systems is a rapidly growing field. Both theoretical and
empirical network studies have permeated many different ecological, biological, social, and …

Provider consolidation may enable improved care coordination, but raises concerns about
lack of competition. Physician patient-sharing relationships play a key role in constructing …

Objective To quantify shared patient relationships between primary care physicians (PCPs)
and cardiologists and oncologists and the degree to which those relationships were …

Purpose Recent trends in US healthcare have seen growing consolidation of healthcare
providers, including radiology groups, with fewer and larger radiology groups. We assessed …

The aging world population requires a sustainable and high-quality healthcare system. To
examine the efficiency of medical cooperation, medical provider and physician networks …

HIV RNA viral load (VL) is an important outcome variable in studies of HIV infected persons.
There exists only a handful of methods which classify patients by VL patterns. Most methods …

Methods Both survey and secondary data were used in this study. The study cohorts
included a nationally representative sample of NHs that participated in Brown University's …