Theodore C. Chan
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View article: A Ten-Year before–after Study on the Impact of the Affordable Care Act Health Insurance Expansion on Emergency Department Visits in California, U.S.
A Ten-Year before–after Study on the Impact of the Affordable Care Act Health Insurance Expansion on Emergency Department Visits in California, U.S. Open
The Affordable Care Act (ACA) implemented in the U.S. aimed to improve healthcare access by expanding insurance coverage. To study the impact of ACA on Emergency Departments (Eds), we conducted a multi-center observational retrospective st…
View article: Impact of skilled nursing facility (SNF) 3‐day hospitalization requirement waiver during the COVID‐19 pandemic on emergency department and inpatient SNF discharges in California
Impact of skilled nursing facility (SNF) 3‐day hospitalization requirement waiver during the COVID‐19 pandemic on emergency department and inpatient SNF discharges in California Open
In California, the CMS waiver did not result in an increase, but an actual decrease rate of SNF discharges from the ED and inpatient setting, though with smaller declines for the ED, Medicare patients, and those with a LOS <3 days.
View article: Specialty grand challenge: emergency health services
Specialty grand challenge: emergency health services Open
Introduction Emergency health services encompasses a wide-ranging, diverse, and overarching impact on the health and wellbeing of individuals, communities, and large populations everywhere. The recent COVID pandemic, where emergency care p…
View article: INTRACOLON COOLING INCREASES SURVIVAL RATE IN THE RAT MODEL OF LETHAL HEMORRHAGE
INTRACOLON COOLING INCREASES SURVIVAL RATE IN THE RAT MODEL OF LETHAL HEMORRHAGE Open
Background: The objective of this study was to investigate whether transrectal intracolon (TRIC) cooling can prolong the survival duration in a rat hemorrhagic shock (HS) model. Methods: A lethal HS was induced by bleeding 47% of the total…
View article: Clinical and financial outcome impacts of comprehensive geriatric assessment in a level 1 geriatric emergency department
Clinical and financial outcome impacts of comprehensive geriatric assessment in a level 1 geriatric emergency department Open
Background The aging population has led to an increase in emergency department (ED) visits by older adults who have complex medical conditions and high social needs. The purpose of this study was to assess if comprehensive geriatric evalua…
View article: Ransomware Attack Associated With Disruptions at Adjacent Emergency Departments in the US
Ransomware Attack Associated With Disruptions at Adjacent Emergency Departments in the US Open
Importance Cyberattacks on health care delivery organizations are increasing in frequency and sophistication. Ransomware infections have been associated with significant operational disruption, but data describing regional associations of …
View article: Disparities Exist in the Application of Low Tidal-volume Ventilation in the Emergency Department
Disparities Exist in the Application of Low Tidal-volume Ventilation in the Emergency Department Open
Emergency physicians use a narrow range of initial tidal volumes that may not meet lung-protective ventilation goals, with few corrections. Female gender, obesity, and first-quartile height are independently associated with receiving non-L…
View article: Procalcitonin as a Predictive Tool for Death and ICU Admission among Febrile Neutropenic Patients Visiting the Emergency Department
Procalcitonin as a Predictive Tool for Death and ICU Admission among Febrile Neutropenic Patients Visiting the Emergency Department Open
Background and Objectives: Risk stratification tools for febrile neutropenia exist but are infrequently utilized by emergency physicians. Procalcitonin may provide emergency physicians with a more objective tool to identify patients at ris…
View article: Heat Waves and Emergency Department Visits Among the Homeless, San Diego, 2012–2019
Heat Waves and Emergency Department Visits Among the Homeless, San Diego, 2012–2019 Open
Objectives. To determine the effect of heat waves on emergency department (ED) visits for individuals experiencing homelessness and explore vulnerability factors. Methods. We used a unique highly detailed data set on sociodemographics of E…
View article: Decision support tool for hospital resource allocation during the COVID-19 pandemic
Decision support tool for hospital resource allocation during the COVID-19 pandemic Open
The SARS-CoV-2 (COVID-19) pandemic has placed unprecedented demands on entire health systems and driven them to their capacity, so that health care professionals have been confronted with the difficult problem of ensuring appropriate staff…
View article: Inherent population structure determines the importance of filtering parameters for reduced representation sequencing analyses
Inherent population structure determines the importance of filtering parameters for reduced representation sequencing analyses Open
As technological advancements enhance our ability to study population genetics, we must understand how the intrinsic properties of our datasets influence the decisions we make when designing experiments. Filtering parameter thresholds, suc…