Christopher Bonk

ORCID: 0000-0003-4670-2107
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About
Contact & Profiles
Research Areas
  • Digital Communication and Language
  • Patient Safety and Medication Errors
  • User Authentication and Security Systems
  • Advanced Text Analysis Techniques
  • Electronic Health Records Systems
  • Clinical Reasoning and Diagnostic Skills
  • Sepsis Diagnosis and Treatment
  • Hemodynamic Monitoring and Therapy
  • Media Influence and Politics
  • Emergency and Acute Care Studies
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Healthcare Technology and Patient Monitoring
  • Cerebrospinal fluid and hydrocephalus
  • Misinformation and Its Impacts
  • Spam and Phishing Detection
  • Traumatic Brain Injury Research
  • Pharmacovigilance and Adverse Drug Reactions

MedStar Health
2019-2023

University of Ontario Institute of Technology
2021

University of Maryland, College Park
2018

Fake news has become a major societal issue and technical chal- lenge for social media companies to identify. This content is dif- cult identify because the term "fake news" covers intention- ally false, deceptive stories as well factual errors, satire, sometimes, that person just does not like. Addressing problem requires clear de nitions examples. In this work, we present dataset of fake satire are hand coded, veri ed, and, in case news, include rebutting stories. We also thematic analysis...

10.1145/3201064.3201100 article EN 2018-05-15

Abstract Objectives (1) Characterize persistent hazards and inefficiencies in inpatient medication administration; (2) Explore cognitive attributes of administration tasks; (3) Discuss strategies to reduce technology-related hazards. Materials Methods Interviews were conducted with 32 nurses practicing at 2 urban, eastern western US health systems. Qualitative analysis using inductive deductive coding included consensus discussion, iterative review, structure revision. We abstracted through...

10.1093/jamia/ocad031 article EN Journal of the American Medical Informatics Association 2023-03-08

The goal of the study was to assess criteria availability eight sepsis scoring methods within 6 hours triage in emergency department (ED).Retrospective data analysis study.ED MedStar Washington Hospital Center (MWHC), a 912-bed urban, tertiary hospital.Adult (age ≥ 18 years) patients presenting MWHC ED between June 1, 2017 and May 31, 2018 admitted with diagnosis severe or without shock.Availability different at three time points-0 Hours (T0), 3 (T1) (T2) after arrival ED.A total 50 charts...

10.2147/oaem.s280279 article EN cc-by-nc Open Access Emergency Medicine 2021-03-01

Passphrases offer an alternative to traditional passwords which aim be stronger and more memorable. However, users tend choose short passphrases with predictable patterns that may reduce the security they offer. To explore potential of long passphrases, we formulate a set passphrase policies guidelines aimed at supporting their creation use. Through 39-day user study analyze usability generated using our guidelines. Our analysis indicates these lead reasonable promising for some use cases,...

10.1109/pst52912.2021.9647800 article EN 2021-12-13

Understanding and mitigating medication errors is critical for ensuring patient safety improving care. Correctly identifying in the United States Food Drug Administration (FDA) Adverse Event Reporting System (FAERS) reports can be difficult because of complexities error concepts. We took a user-centered design approach to support categorization workflow process with artificial intelligence (AI). developed machine learning models categorize terms. The average F1-score, precision, recall, area...

10.3389/fdsfr.2022.1021068 article EN cc-by Frontiers in Drug Safety and Regulation 2022-11-10

The goal of this study was to assess the availability criteria eight sepsis scoring methods (SIRS, NEWS, PRESEP, SOFA, qSOFA, SPEED, MEDS, and PIRO) within six hours triage in emergency department (ED). Data analyzed through a retrospective collection adult (age >18 years) patients presenting MedStar Washington Hospital Center (MWHC) between June 1, 2017 May 31, 2018 admitted with or sepsis-related diagnosis that progressed before discharge. Vital signs are frequently available upon arrival...

10.1177/2327857919081071 article EN Proceedings of the International Symposium on Human Factors and Ergonomics in Health Care 2019-09-01

Passphrases offer an alternative to traditional passwords which aim be stronger and more memorable. However, users tend choose short passphrases with predictable patterns that may reduce the security they offer. To explore potential of long passphrases, we formulate a set passphrase policies guidelines aimed at supporting their creation use. Through 39-day user study analyze usability generated using our guidelines. Our analysis indicates these lead reasonable promising for some use cases,...

10.48550/arxiv.2110.08971 preprint EN other-oa arXiv (Cornell University) 2021-01-01
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