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Management Sciences and Quantitative Methods

Selected Works

2014

Healthcare

Articles 1 - 5 of 5

Full-Text Articles in Business

Models Using The Benefits Of Cross Training Policies To Tackle Nurse Shortage Crisis, Jomon Paul, Leo Macdonald May 2014

Models Using The Benefits Of Cross Training Policies To Tackle Nurse Shortage Crisis, Jomon Paul, Leo Macdonald

Leo MacDonald

This paper seeks to offer insight into cross training strategies that could be effective in aiding in alleviating the nurse shortage issue and its potential to negatively impact on patient safety and mortality. We develop optimization models to evaluate the benefits of cross-training, in particular chaining practices, on nurse workforce planning under stochastic demand, and determine the optimal allocation of both regular and cross-trained staff at a minimum cost. We demonstrate the benefits of cross-training in terms of a reduction in the total number of nurses required to satisfy demand across multiple departments as well as from an economic (i.e. …


A Model To Study Disparities And Lifetime Medical Costs, Jomon Aliyas Paul, Leo Macdonald, Govind Hariharan May 2014

A Model To Study Disparities And Lifetime Medical Costs, Jomon Aliyas Paul, Leo Macdonald, Govind Hariharan

Leo MacDonald

We develop a mathematical model that captures the complex interactions within the health service system featuring chronic diseases and provides valuable lessons that could assist in controlling escalating healthcare costs. We utilize a Monte Carlo simulation framework to simulate the evolution of a population subject to deaths, births, and disease conditions. The model estimates the lifetime health expenditures of individuals based on demographics including race, age, and gender, as well as risk factors that contribute to the development of specific disease conditions. We further incorporate interactions between multiple disease conditions and the effect of risk factors in chronic disease incidence …


Determination Of Number Of Dedicated Or's And Supporting Pricing Mechanisms For Emergent Surgeries, Leo Macdonald, Jomon Aliyas Paul Apr 2014

Determination Of Number Of Dedicated Or's And Supporting Pricing Mechanisms For Emergent Surgeries, Leo Macdonald, Jomon Aliyas Paul

Jomon Aliyas Paul

Inefficient management of emergent surgeries in hospitals can, in part, be attributed to a lack of rigorous analysis appropriate to capturing the underlying uncertainties inherent to this process and a pricing mechanism to ensure its financial viability. We develop a non-preemptive multi-priority queueing model that optimally manages emergent surgeries and supports the resource allocation decision-making process. Specifically, we utilize queueing and discrete event simulation to develop empirical models for determining the required number of emergent operating rooms for a hospital surgical department. We also present algorithms that estimate the appropriate pricing for patient surgeries differentiated by priority level given the …


A Model To Study Disparities And Lifetime Medical Costs, Jomon Aliyas Paul, Leo Macdonald, Govind Hariharan Dec 2013

A Model To Study Disparities And Lifetime Medical Costs, Jomon Aliyas Paul, Leo Macdonald, Govind Hariharan

Jomon Aliyas Paul

We develop a mathematical model that captures the complex interactions within the health service system featuring chronic diseases and provides valuable lessons that could assist in controlling escalating healthcare costs. We utilize a Monte Carlo simulation framework to simulate the evolution of a population subject to deaths, births, and disease conditions. The model estimates the lifetime health expenditures of individuals based on demographics including race, age, and gender, as well as risk factors that contribute to the development of specific disease conditions. We further incorporate interactions between multiple disease conditions and the effect of risk factors in chronic disease incidence …


Models Using The Benefits Of Cross Training Policies To Tackle Nurse Shortage Crisis, Jomon Paul, Leo Macdonald Dec 2013

Models Using The Benefits Of Cross Training Policies To Tackle Nurse Shortage Crisis, Jomon Paul, Leo Macdonald

Jomon Aliyas Paul

This paper seeks to offer insight into cross training strategies that could be effective in aiding in alleviating the nurse shortage issue and its potential to negatively impact on patient safety and mortality. We develop optimization models to evaluate the benefits of cross-training, in particular chaining practices, on nurse workforce planning under stochastic demand, and determine the optimal allocation of both regular and cross-trained staff at a minimum cost. We demonstrate the benefits of cross-training in terms of a reduction in the total number of nurses required to satisfy demand across multiple departments as well as from an economic (i.e. …