Displaying results 297 - 304 of 857
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Impact of Demographics on Healthcare Utilization
Content Type: Abstract
The Affordable Care Act (ACA) was promoted with two goals: expanding health insurance coverage and reducing healthcare costs. Expanded coverage is expected to partially reduce costs. Emergency department (ED) visits are costlier than comparable… read more… to partially reduce costs. Emergency department (ED) visits are costlier than comparable primary care physician visits. If uninsured patients use the local ED more often … fit this model of ED usage. In one study, nonurgent ED visits were mainly the result of patient uncertainty about … -
Usefulness of Syndromic Surveillance during Ultra-endurance Running Races: Example with the ÃGrand Raid de La RÂunionà Ultra Trail
Content Type: Abstract
The 'Grand Raid de la Reunion' is one of the hardest ultra trails in the world (5,350 competitors in 2012). This one stage race takes place in Reunion Island, a French overseas department in the Indian Ocean. Ultra trails and ultra marathons… read more… to study the impact of such sporting events on ED visits. Using a syndromic surveillance approach to monitor sport-related visits could allow an early public health response. … to study the impact of such sporting events on ED visits. Using a syndromic surveillance approach to monitor … -
Performance Characteristics of Control Chart Detection Methods
Content Type: Abstract
To recognize outbreaks so that early interventions can be applied, BioSense uses a modification of the EARS C2 method, stratifying days used to calculate the expected value by weekend vs weekday, and including a rate-based method… read more… and including a rate-based method that accounts for total visits. These modifications produce lower residuals … and including a rate-based method that accounts for total visits (2). These modifications produce lower residuals … count vs rate methods, the latter accounting for total visits (i.e., both visits assigned and not assigned to a … -
Sneezes vs. Wheezes: Syndrome Definitions for Influenza-like Illness
Content Type: Abstract
During influenza season, the Boston Public Health Commission uses syndromic surveillance to monitor Emergency Department visits for chief complaints indicative of influenza-like illness (ILI). We created three syndrome definitions for ILI to capture… read more… syndromic surveillance to monitor Emergency Department visits for chief complaints indicative of influenza-like … surveillance to monitor Emergency Department (ED) visits for chief complaints indicative of influenza-like … From October 9, 2005 to May 6, 2006 the number of total visits for each ILI syndrome group was recorded daily and … -
Increased Seizure Activity in Florida Associated with Hurricane Irma, September 2017
Content Type: Abstract
On September 10, 2017, Irma made landfall in the Florida Keys as a Category 4 hurricane and subsequently tracked up the west side of the state. Due to the size of the storm, it impacted nearly all of Florida. The Electronic Surveillance System for… read more… system, captures 98% of the emergency department (ED) visits statewide and has historically served a vital … an additional increase in seizure-related ED visits was observed. Objective: Using Florida's syndromic … system, captures 98% of the emergency department (ED) visits statewide and has historically served a vital … -
Utilities of Maryland’s syndromic surveillance system: identifying threats, case investigation and situational awareness
Content Type: Abstract
Maryland’s electronic surveillance system for the early notification of community-based epidemics (ESSENCE) data includes emergency department visits from all acute care hospitals, over-the-counter medication sales and poison control data that cover… read more… epidemics (ESSENCE) data includes emergency department visits from all acute care hospitals, over-the-counter … of Health and Mental Hygiene, Baltimore, MD, USA E-mail: saslam@dhmh.state.md.us Objective The purpose of this … epidemics (ESSENCE) data includes emergency department visits from all acute care hospitals, over-the-counter … -
Fast Graph Structure Learning from Unlabeled Data for Outbreak Detection
Content Type: Abstract
Disease surveillance data often has an underlying network structure (e.g. for outbreaks which spread by person-to-person contact). If the underlying graph structure is known, detection methods such as GraphScan (1) can be used to identify an… read more… the time series of observed counts (e.g. daily hospital visits for each zip code). Objective Our goal is to learn … the time series of observed counts (e.g., daily hospital visits for each zip code). Methods Our solution builds on … J R Stat Soc (Ser B). 2011, to appear. *Sriram Somanchi E-mail: somanchi@cmu.edu page number not for citation purpose … -
Lessons Learned from an Extreme Heat Event using ACES for Situational Awareness, Ontario, Canada
Content Type: Abstract
The Acute Care Enhanced Surveillance (ACES) system provides syndromic surveillance for Ontario's acute care hospitals. ACES receives over 99% of acute care records for emergency department (ED) visits; mean daily volume is 17,500 visits. ACES uses a… read more… 99% of acute care records for emergency department (ED) visits; mean daily volume is 17,500 visits. ACES uses a maximum entropy classifier and generates … during extreme heat events; monitoring real-time ED visits can inform local public health authorities of health …