Works (56)

2022 journal article

Checklists in Healthcare: Operational Improvement of Standards using Safety Engineering-Project CHOISSE-A framework for evaluating the effects of checklists on surgical team culture

APPLIED ERGONOMICS, 103.

By: G. Perera, L. Hey*, K. Chen, M. Morello n, B. McConnell & J. Ivy

author keywords: Checklists; Teamwork; Surgical-safety
Sources: Web Of Science, ORCID
Added: May 25, 2022

2022 journal article

Modeling the Impact of Nonpharmaceutical Interventions on COVID-19 Transmission in K-12 Schools

MDM POLICY & PRACTICE, 7(2).

By: Y. Zhang n, M. Mayorga, J. Ivy, K. Lich* & J. Swann

author keywords: SEIR model; infectious disease; in-school testing; contact reduction; masking
Sources: Web Of Science, ORCID
Added: December 3, 2022

2022 article

Optimizing the First Response to Sepsis: An Electronic Health Record-Based Markov Decision Process Model

Rosenstrom, E., Meshkinfam, S., Ivy, J. S., Goodarzi, S. H., Capan, M., Huddleston, J., & Romero-Brufau, S. (2022, July 22). DECISION ANALYSIS, Vol. 7.

author keywords: clinical decision support; sepsis treatment; electronic health records; continuous-time Markov decision process; optimal stopping problem
Sources: Web Of Science, ORCID
Added: August 8, 2022

2022 article

Organizational decision-making during COVID-19: A qualitative analysis of the organizational decision-making system in the United States during COVID-19

Johnson, K., Biddell, C. B. B., Hecht, H. K. K., Lich, K. H. H., Swann, J., Delamater, P., … Patel, M. D. D. (2022, November 18). JOURNAL OF CONTINGENCIES AND CRISIS MANAGEMENT, Vol. 11.

By: K. Johnson*, C. Biddell*, H. Hecht*, K. Lich*, J. Swann, P. Delamater*, M. Mayorga, J. Ivy, R. Smith*, M. Patel*

author keywords: COVID-19; decision science; systems science; organizational behaviour
Sources: Web Of Science, ORCID
Added: December 12, 2022

2022 journal article

The SMART Framework: Selection of Machine Learning Algorithms With ReplicaTions-A Case Study on the Microvascular Complications of Diabetes

IEEE JOURNAL OF BIOMEDICAL AND HEALTH INFORMATICS, 26(2), 809–817.

By: B. Swan, M. Mayorga & J. Ivy

author keywords: Data-driven modeling; decision theory; diabetes; machine learning
Sources: Web Of Science, ORCID
Added: April 4, 2022

2021 journal article

Association of Simulated COVID-19 Vaccination and Nonpharmaceutical Interventions With Infections, Hospitalizations, and Mortality

JAMA NETWORK OPEN, 4(6).

By: M. Patel*, E. Rosenstrom, J. Ivy, M. Mayorga, P. Keskinocak*, R. Boyce*, K. Hassmiller Lich*, R. Smith* ...

Sources: Web Of Science, ORCID
Added: June 10, 2021

2021 article

Data to Donations: Towards In-Kind Food Donation Prediction across Two Coasts

2021 IEEE GLOBAL HUMANITARIAN TECHNOLOGY CONFERENCE (GHTC), pp. 281–288.

By: E. Sharma, L. Davis*, J. Ivy & M. Chi

author keywords: Food Insecurity; Humanitarian Supply Chain; Bayesian Structural Time Series; Long Short Term Memory; Training Length; Expanding and Sliding Window
Source: Web Of Science
Added: March 28, 2022

2021 article

Elicitation of Preference among Multiple Criteria in Food Distribution by Food Banks

Hasnain, T., Sengul Orgut, I., & Ivy, J. S. (2021, October 22). PRODUCTION AND OPERATIONS MANAGEMENT.

author keywords: food bank; equity; multi-criteria optimization; preference elicitation; humanitarian operations; UN Sustainable Development Goals
Source: Web Of Science
Added: November 8, 2021

2021 article

Modeling the role of efficiency for the equitable and effective distribution of donated food

Islam, M. H., & Ivy, J. S. (2021, June 16). OR SPECTRUM.

By: M. Islam & J. Ivy

author keywords: Food bank; Food insecurity; Donation distribution; Equity; Efficiency; Effectiveness
Source: Web Of Science
Added: June 28, 2021

2021 journal article

Proximity of Cellular and Physiological Response Failures in Sepsis

IEEE JOURNAL OF BIOMEDICAL AND HEALTH INFORMATICS, 25(11), 4089–4097.

By: A. Jazayeri*, M. Capan, J. Ivy, R. Arnold* & C. Yang*

author keywords: Physiology; Blood pressure; Biological systems; Statistics; Sociology; Predictive models; Hospitals; Sepsis prediction; proximate failures; sepsis feature selection
Source: Web Of Science
Added: November 23, 2021

2020 article

EVALUATING DIABETIC RETINOPATHY SCREENING INTERVENTIONS IN A MICROSIMULATION MODEL

2020 WINTER SIMULATION CONFERENCE (WSC), pp. 944–955.

By: B. Swan n, S. Nambiar, P. Koutouan, M. Mayorga, J. Ivy & S. Fransen*

Sources: Web Of Science, ORCID
Added: August 30, 2021

2019 journal article

Simulation model of the relationship between cesarean section rates and labor duration

Health Care Management Science, 22(4), 635–657.

By: K. Hicklin, J. Ivy, J. Wilson, F. Cobb Payton n, M. Viswanathan* & E. Myers*

author keywords: Medical decision making; Mode of delivery; Birth; Simulation; Dystocia; Percentile matching
Sources: Web Of Science, Crossref, ORCID
Added: November 25, 2019

2019 journal article

The value of missing information in severity of illness score development

JOURNAL OF BIOMEDICAL INFORMATICS, 97.

By: J. Agor, O. Ozaltin, J. Ivy, M. Capan, R. Arnold* & S. Romero*

author keywords: Severity of illness scores; Sepsis; Missing data; Prediction models; Electronic health records
Sources: Web Of Science, ORCID
Added: April 27, 2020

2018 journal article

Diabetes and the hospitalized patient: A cluster analytic framework for characterizing the role of sex, race and comorbidity from 2006 to 2011

HEALTH CARE MANAGEMENT SCIENCE, 21(4), 534–553.

By: N. Nataraj, J. Ivy, F. Payton & J. Norman*

author keywords: Diabetes; Comorbidities; Patient outcomes; Cluster analysis; Generalized linear models
Sources: Web Of Science, ORCID
Added: November 5, 2018

2018 journal article

Exploring the Value of Waiting During Labor

SERVICE SCIENCE, 10(3), 334–353.

By: K. Hicklin*, J. Ivy, F. Payton, M. Viswanathan* & E. Myers*

author keywords: Bayesian decision analysis; value of information; mode of delivery; health services and networks; medical decision making
Sources: Web Of Science, ORCID
Added: October 16, 2018

2018 journal article

Not all organ dysfunctions are created equal - Prevalence and mortality in sepsis

JOURNAL OF CRITICAL CARE, 48, 257–262.

By: M. Capan*, S. Hoover*, J. Ivy, K. Miller* & R. Arnold*

author keywords: Sepsis; Organ dysfunction; Electronic Health Records; Healthcare systems
Source: Web Of Science
Added: November 26, 2018

2018 journal article

Robust optimization approaches for the equitable and effective distribution of donated food

EUROPEAN JOURNAL OF OPERATIONAL RESEARCH, 269(2), 516–531.

By: I. Orgut n, J. Ivy, R. Uzsoy & C. Hale*

author keywords: Humanitarian operations; Robust optimization; Uncertainty modeling; Food bank; Distribution
Sources: Web Of Science, ORCID
Added: August 6, 2018

2017 journal article

A simulation approach for evaluating medication supply chain structures

International Journal of Systems Science: Operations & Logistics, 4(1), 13–26.

Source: Crossref
Added: November 29, 2020

2017 journal article

A stochastic model of acute-care decisions based on patient and provider heterogeneity

HEALTH CARE MANAGEMENT SCIENCE, 20(2), 187–206.

author keywords: Acute physiological deterioration; Earlywarning scores; Semi-Markov decision process model; Cluster analysis
Source: Web Of Science
Added: August 6, 2018

2017 conference paper

LSTM for septic shock: Adding unreliable labels to reliable predictions

2017 IEEE International Conference on Big Data (Big Data), 1233–1242.

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Modeling for the equitable and effective distribution of food donations under stochastic receiving capacities

IISE TRANSACTIONS, 49(6), 567–578.

By: I. Orgut n, J. Ivy & R. Uzsoy

author keywords: Food distribution; stochastic models; equity; fairness; effectiveness; food bank; capacitated network flow problems; newsvendor problem; humanitarian logistics; food insecurity
Sources: Web Of Science, ORCID
Added: August 6, 2018

2016 conference paper

A Framework for modeling the complex interaction between breast cancer and diabetes

2016 10th european conference on antennas and propagation (eucap), 1245–1256.

By: S. Goodarzi, K. McKenzie, N. Nataraj, J. Ivy, M. Mayorga, J. Mason, J. Tejada

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2016 journal article

Achieving equity, effectiveness, and efficiency in food bank operations: Strategies for feeding America with implications for global hunger relief

Advances in Managing Humanitarian Operations, 235, 229–256.

By: I. Orgut, L. Brock, L. Davis, J. Ivy, S. Jiang, S. Morgan, R. Uzsoy, C. Hale, E. Middleton

Source: NC State University Libraries
Added: August 6, 2018

2016 conference paper

Assessing the reliability of the radiation therapy care delivery process using discrete event simulation

2016 10th european conference on antennas and propagation (eucap), 1233–1244.

By: P. Pooya, J. Ivy, P. Mosaly, G. Tracton, N. Singh, G. Tracton, N. Singh

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

Modeling for the equitable and effective distribution of donated food under capacity constraints

IIE TRANSACTIONS, 48(3), 252–266.

By: I. Orgut n, J. Ivy, R. Uzsoy & J. Wilson

author keywords: Food distribution; equity; fairness; effectiveness; food bank; capacitated network flow problems; resource allocation; humanitarian logistics; food supply chain; food insecurity
Sources: Web Of Science, ORCID
Added: August 6, 2018

2016 journal article

Modeling the effect of public health resources and alerting on the dynamics of pertussis spread

HEALTH SYSTEMS, 5(2), 81–97.

By: E. Yaylali, J. Ivy, R. Uzsoy, E. Samoff*, A. Meyer* & J. Maillard*

author keywords: discrete event simulation; contact tracing; pertussis; infectious disease modeling; outbreak management
Sources: Web Of Science, ORCID
Added: August 6, 2018

2016 conference paper

Simulation of labor: a study of the relationship between cesarean section rates and the time spent in labor

2016 10th european conference on antennas and propagation (eucap), 1269–1280.

By: K. Hicklin, J. Ivy, E. Myers, V. Kulkarni & M. Viswanathan

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Combined DES/SD model of breast cancer screening for older women, I: Natural-history simulation

IIE TRANSACTIONS, 47(6), 600–619.

By: J. Tejada*, J. Ivy, J. Wilson, M. Ballan, K. Diehl* & B. Yankaskas*

author keywords: breast cancer; combined discrete-continuous simulation; medical decision making; chronic disease; screening older U.S. women; system dynamics; discrete-event simulation; Health care
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Impact of the influenza season on a hospital from a pharmaceutical inventory management perspective

Health Systems, 4(1), 12–28.

By: A. Vila-Parrish n, J. Ivy & B. He n

author keywords: simulation; perishable inventory; infectious disease; hospital pharmacy inventory management; influenza
Source: Crossref
Added: February 24, 2020

2015 journal article

Individualizing and optimizing the use of early warning scores in acute medical care for deteriorating hospitalized patients

RESUSCITATION, 93, 107–112.

By: M. Capan n, J. Ivy, T. Rohleder*, J. Hickman* & J. Huddleston*

author keywords: Markovian; Deterioration; Prediction
Source: Web Of Science
Added: August 6, 2018

2015 journal article

The association between event learning and continuous quality improvement programs and culture of patient safety

Practical Radiation Oncology, 5(5), 286–294.

By: L. Mazur*, B. Chera*, P. Mosaly*, K. Taylor*, G. Tracton*, K. Johnson*, E. Comitz*, R. Adams* ...

Source: Crossref
Added: February 24, 2020

2015 journal article

Understanding the evolution of mathematics performance in primary education and the implications for STEM learning: A Markovian approach

COMPUTERS IN HUMAN BEHAVIOR, 47, 4–17.

author keywords: Mathematics education; Longitudinal student data; Markov chain; Educational data mining
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Using systems modeling to enhance public health preparedness

Health Systems, 4(1), 1–4.

By: J. Ivy, J. Horney* & J. Maillard*

author keywords: public health preparedness; systems modeling; global public health; global outbreak response
Source: Crossref
Added: February 24, 2020

2014 journal article

Combined DES/SD model of breast cancer screening for older women, II: screening-and-treatment simulation

IIE Transactions, 46(7), 707–727.

By: J. Tejada*, J. Ivy, R. King, J. Wilson, M. Ballan, M. Kay, K. Diehl*, B. Yankaskas*

author keywords: discrete-event simulation; breast cancer; medical decision making; screening older U.S. women; Health care; system dynamics; combined discrete-continuous simulation
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2014 journal article

Competing risks analysis in mortality estimation for breast cancer patients from independent risk groups

HEALTH CARE MANAGEMENT SCIENCE, 17(3), 259–269.

By: S. Zhang*, J. Ivy, J. Wilson, K. Diehl* & B. Yankaskas*

author keywords: Breast cancer; Mortality estimation; Competing risks; Cumulative incidence; Risk factors; Log(-log) transformation
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Optimal two-phase vaccine allocation to geographically different regions under uncertainty

EUROPEAN JOURNAL OF OPERATIONAL RESEARCH, 233(1), 208–219.

By: H. Yarmand, J. Ivy, B. Denton* & A. Lloyd

author keywords: OR in health services; Epidemic control; Two-phase vaccine allocation; Stochastic linear program; Newsvendor model; Value of stochastic solution
Source: Web Of Science
Added: August 6, 2018

2014 journal article

Scheduling food bank collections and deliveries to ensure food safety and improve access

Socio-Economic Planning Sciences, 48(3), 175–188.

By: L. Davis*, I. Sengul n, J. Ivy, L. Brock* & L. Miles n

author keywords: Food distribution; Hunger relief; Humanitarian logistics; Set covering; Vehicle routing
Source: Crossref
Added: August 28, 2020

2014 journal article

Systems Engineering Methods for Enhancing the Value Stream in Public Health Preparedness: The Role of Markov Models, Simulation, and Optimization

PUBLIC HEALTH REPORTS, 129, 145–153.

By: E. Yaylali, J. Ivy & J. Taheri

Source: Web Of Science
Added: August 6, 2018

2013 journal article

Analytic solution of the susceptible-infective epidemic model with state-dependent contact rates and different intervention policies

SIMULATION-TRANSACTIONS OF THE SOCIETY FOR MODELING AND SIMULATION INTERNATIONAL, 89(6), 703–721.

By: H. Yarmand & J. Ivy

author keywords: susceptible-infective model; epidemic duration; state-dependent contact rates; interventions
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Characterizing the impact of mental disorders on HIV patient length of stay and total charges

IIE Transactions on Healthcare Systems Engineering, 3(3), 139–146.

By: S. Zhang*, F. Payton & J. Ivy

Sources: Crossref, ORCID
Added: August 28, 2020

2013 journal article

Identifying optimal mitigation strategies for responding to a mild influenza epidemic

SIMULATION-TRANSACTIONS OF THE SOCIETY FOR MODELING AND SIMULATION INTERNATIONAL, 89(11), 1400–1415.

By: H. Yarmand, J. Ivy & S. Roberts

author keywords: Simulation; mild epidemic; optimal control policy; cost-effectiveness analysis; vaccination; self-isolation
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Optimal intervention strategies for an epidemic: A household view

SIMULATION-TRANSACTIONS OF THE SOCIETY FOR MODELING AND SIMULATION INTERNATIONAL, 89(12), 1505–1522.

By: H. Yarmand & J. Ivy

Source: Web Of Science
Added: August 6, 2018

2013 journal article

The association of breast density with breast cancer mortality in African American and white women screened in community practice

BREAST CANCER RESEARCH AND TREATMENT, 137(1), 273–283.

By: S. Zhang*, J. Ivy, K. Diehl* & B. Yankaskas*

author keywords: Breast cancer; Mortality; Breast density; Mammography screening
Source: Web Of Science
Added: August 6, 2018

2012 journal article

A Conceptual Framework for Future Research on Mode of Delivery

MATERNAL AND CHILD HEALTH JOURNAL, 16(7), 1447–1454.

By: J. Wu*, M. Viswanathan* & J. Ivy

author keywords: Cesarean delivery on maternal request; Conceptual framework; Mode of delivery; Research priorities
Source: Web Of Science
Added: August 6, 2018

2012 journal article

Patient-based pharmaceutical inventory management: a two-stage inventory and production model for perishable products with Markovian demand

Health Systems, 1(1), 69–83.

By: A. Vila-Parrish n, J. Ivy, R. King & S. Abel*

author keywords: Markov decision process; perishable inventory; pharmacy; medication inventory management
Sources: Crossref, ORCID
Added: February 24, 2020

2012 journal article

Simulating Public Health Capacity to Measure Performance:E. coliO157 at the North Carolina State Fair

Risk, Hazards & Crisis in Public Policy, 3(3), 69–82.

By: S. Winter, J. Ivy & J. Horney

author keywords: public health; performance measures; E. coli O157
Source: Crossref
Added: January 5, 2021

2010 article

COST-EFFECTIVENESS ANALYSIS OF VACCINATION AND SELF-ISOLATION IN CASE OF H1N1

PROCEEDINGS OF THE 2010 WINTER SIMULATION CONFERENCE, pp. 2199–2210.

By: H. Yarmand, J. Ivy, S. Roberts, M. Bengtson & N. Bengtson

Source: Web Of Science
Added: August 6, 2018

2010 journal article

Modeling the impact of comorbidity on breast cancer patient outcomes

HEALTH CARE MANAGEMENT SCIENCE, 13(2), 137–154.

By: S. Zhang, J. Ivy, F. Payton & K. Diehl*

author keywords: Nationwide inpatient sample; Breast cancer; Comorbidity; Descriptive statistics; Least squares regression; Survival analysis; Logistic regression; Censoring; Length of stay; Total charges; Mortality
Sources: Web Of Science, ORCID
Added: August 6, 2018

2010 review

Pelvic Floor Consequences of Cesarean Delivery on Maternal Request in Women with a Single Birth: A Cost-effectiveness Analysis

[Review of ]. JOURNAL OF WOMENS HEALTH, 19(1), 147–160.

By: X. Xu, J. Ivy, D. Patel*, S. Patel*, D. Smith*, S. Ransom*, D. Fenner*, J. DeLancey*

Source: Web Of Science
Added: August 6, 2018

2010 journal article

Univariate input models for stochastic simulation

Journal of Simulation, 4(2), 81–97.

By: M. Kuhl*, J. Ivy, E. Lada*, N. Steiger*, M. Wagner* & J. Wilson

author keywords: simulation; continuous univariate input models; generalized beta distributions; Johnson translation system of distributions; Bezier distributions
Source: Crossref
Added: August 28, 2020

2009 journal article

Quantifying the Impact of Variability and Noise on Patient Outcomes in Breast Cancer Decision Making

Quality Engineering, 21(3), 319–334.

By: J. Simmons Ivy, H. Black Nembhard* & K. Baran*

Source: Crossref
Added: January 5, 2021

2008 article

A SIMULATION-BASED APPROACH FOR INVENTORY MODELING OF PERISHABLE PHARMACEUTICALS

2008 WINTER SIMULATION CONFERENCE, VOLS 1-5, pp. 1532–1538.

By: A. Vila-Parrish, J. Ivy & R. King

Sources: Web Of Science, ORCID
Added: August 6, 2018

2008 journal article

Assessing Dynamic Breast Cancer Screening Policies

OPERATIONS RESEARCH, 56(6), 1411–1427.

By: L. Maillart*, J. Ivy, S. Ransom* & K. Diehl*

Source: Web Of Science
Added: August 6, 2018

2007 journal article

Integrated reconfiguration and age-based preventive maintenance decision making

IIE Transactions, 39(12), 1085–1102.

author keywords: age-based preventive maintenance; reconfigurable manufacturing systems; integrated production; maintenance decision making
Source: Crossref
Added: August 28, 2020

2006 journal article

Childbirth and pelvic floor dysfunction: An epidemiologic approach to the assessment of prevention opportunities at delivery

American Journal of Obstetrics and Gynecology, 195(1), 23–28.

author keywords: childbirth; epidemiology; pelvic floor dysfunction; prevention
Source: Crossref
Added: August 28, 2020

2005 journal article

A Modeling Approach to Maintenance Decisions Using Statistical Quality Control and Optimization

Quality and Reliability Engineering International, 21(4), 355–366.

By: J. Ivy & H. Nembhard*

author keywords: maintenance; decision making; partially observable Markov decision processes (POMDPs); statistical quality control (SQC); simulation
Source: Crossref
Added: August 28, 2020