Calvin L. Williams

Organ Care System Heart Perfusion (OHP) Registry Annual Report 2024 - Donation After Circulatory Death (DCD) Donors

Anelechi Anyanwu, D. D'Alessandro, P. Patel, Y. Shudo et autres

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Implementation study of the CARRA Uveitis Consensus Treatment Plans: feasibility for clinical practice and applicability for research

Margaret H. Chang, Fatima A. Barbar-Smiley, Shoghik Akoghlanian, Joanne Drew et autres

BACKGROUND: Chronic anterior uveitis (CAU) carries a significant risk for eye complications and vision loss. The Childhood Arthritis and Rheumatology Research Alliance (CARRA) introduced consensus treatment plans (CTPs) to standardize treatment for CAU and facilitate future comparative effectiveness studies. Two CTPs were …

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Safety and effectiveness of abatacept in juvenile idiopathic arthritis: results from the PRINTO/PRCSG registry

Daniel J. Lovell, Nikolay Tzaribachev, Michael Henrickson, Gabriele Simonini et autres

OBJECTIVE: The aim of this study was to report the interim 5-year safety and effectiveness of abatacept in patients with JIA in the PRINTO/PRCSG registry. METHODS: The Abatacept JIA Registry (NCT01357668) is an ongoing observational study of children with JIA receiving abatacept; …

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Reducing Hospital Onset Clostridioides difficile Infections in a Community Hospital Engaging a Multidisciplinary Approach

Shawn Mueller, Debbie Huber, Lindsay Greeley, Chandralekha Banerjee et autres

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Patterns of etanercept use in juvenile idiopathic arthritis in the Childhood Arthritis and Rheumatology Research Alliance Registry

Timothy Beukelman, Aimee Lougee, Roland Matsouaka, David H. Collier et autres

BACKGROUND: We aimed to characterize etanercept (ETN) use in juvenile idiopathic arthritis (JIA) patients enrolled in the Childhood Arthritis and Rheumatology Research Alliance (CARRA) Registry. METHODS: The CARRA Registry is a convenience cohort of patients with paediatric onset rheumatic diseases, including JIA. …

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Complete Neurological Recovery after Severe Accidental Hypothermia: Two Cases and a Novel Algorithm Proposal

Khortnal Delvecchio, Alexander L. Marinica, Calvin L. Williams, Thomas Hanna et autres

Primary accidental hypothermia results from endogenous thermoregulatory mechanisms being overwhelmed by environmental stressors. Vulnerable populations include the elderly, mentally ill, homeless, and chemically dependent. When core temperatures fall below 35°C, the resulting metabolic derangements provoke cardiopulmonary compromise and dysrhythmia. Due to the …

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Randomized, Prospective, Blinded-Enrollment, Head-To-Head Venous Leg Ulcer Healing Trial Comparing Living, Bioengineered Skin Graft Substitute (Apligraf) with Living, Cryopreserved, Human Skin Allograft (TheraSkin)

Michael A. Towler, Elaine W. Rush, Melissa K. Richardson, Calvin L. Williams

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Arsenical keratosis secondary to Fowler solution

Jorge A. Hinojosa, Calvin L. Williams, Travis W. Vandergriff, Lu Q. Le

Chronic arsenic exposure is rare in developed nations. The few cases of arsenical keratosis in the United States have primarily been attributed to occupational and medicinal exposures.1 Here, we describe a case of an elderly man in whom arsenical keratoses and cutaneous …

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The Intern Intervention: The Effect of Daily Rounding on Reducing Indwelling Urinary Catheter Device Utilization

Bria Graham-Glover, Shawn Mueller, Evonna Allio, Calvin L. Williams

Urinary tract infections (UTIs) are the 4thleading type of healthcare-associated infection. According the Centers for Disease Control and Prevention, catheter associated urinary tract infections (CAUTIs) account for 75% of healthcare-associated UTIs with approximately 15–25% of patients receiving urinary catheters (UCs) during their …

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Bayesian Hierarchical Functional Data Analysis for Healthy MenstrualCycles

Calvin L. Williams, Trevor F. Partridge

In almost every field of study, studying the distribution of a random curve can give needed information. In the field of in vitro fertilization, particular interest is given to modeling the temperature curves of women across their menstrual cycle. Fitting the curve …

Threshold Regression and First Hitting Time Models

Calvin L. Williams, Chelsea Chiew Chie Law

First hitting time models are a technique of modeling a stochastic process as it approaches or avoids a boundary, also known as a threshold. The process itself may be unobservable, making this a difficult problem. Regression techniques, however, can be employed to …

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Explorations in statistics: the analysis of change

Douglas Curran‐Everett, Calvin L. Williams

Learning about statistics is a lot like learning about science: the learning is more meaningful if you can actively explore. This tenth installment of Explorations in Statistics explores the analysis of a potential change in some physiological response. As researchers, we often …

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