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Displaying results 1 - 8 of 10
  • A Controlled Vocabulary for "Reason for Visit" in Ambulatory Encounters

    Content Type: Abstract

    Objective: To enable improved health surveillance and clinical decision support within ambulatory Electronic Health Record (EHR) systems.
    … systems. Document A_Controlled_Vocabulary_For_Reason_For_Visit_In_Ambulatory_Encounters.pdf 3 views Submitted by … RANKED SLOPE= -1 A Controlled Vocabulary for “Reason for Visit” in Ambulatory Encounters F Mostashari*, N Soulakis*, … A Controlled Vocabulary for "Reason for Visit" in Ambulatory Encounters …
  • Timeliness of Ambulatory Data for Age-Specific ILI Surveillance

    Content Type: Abstract

    While there has been some work to evaluate different data sources for syndromic surveillance of influenza, no one has yet assessed the utility of simultaneously restricting data to specific visit settings and patient age-groups using… read more
    … utility of simultaneously restricting data to specific visit settings and patient age-groups using data drawn from … source population, we aimed to compare age-group and visit setting specific patterns in the timing of patients … of the CCFs between vari- ous age group and visit setting specific subsets of ILI visits and P&I …
  • Predictors of vaccination uptake for the 2009 influenza pandemic (H1N1) in Montreal

    Content Type: Abstract

    Work on vaccination timing and promotion largely precedes the 2009 pandemic. Post-pandemic studies examining the wide range of local vaccination efforts mostly have been limited to surveys assessing the role of administrative strategies, logistical… read more
    … To assess the effectiveness of a Public Health automated phone campaign to increase vaccination uptake in targeted … To assess the effectiveness of a public health automated phone campaign to increase vaccination uptake in targeted … centers (MVC; n�18) before and after an automated phone campaign promoting pandemic vaccination in 13 of the …
  • Can all-cause school absenteeism be used to optimize the timing of school closure in response to pandemic influenza?

    Content Type: Abstract

    School closure has long been proposed as a non-pharmaceutical intervention in reducing the transmission of pandemic influenza. Children are thought to have high transmission potential because of their low immunity to circulating… read more
    … data on the rate of influenza-related nurse visits in corresponding schools to validate our findings.   … using data on the rate of influenza-related nurse visits in corresponding schools to validate our findings. … the daily count of all-cause absenteeism and school nurse visits for fever/flu syndrome in 1206 public schools in New …
  • Assessing and Optimizing the Accuracy of Physician Billing Claims for Use in Automated Syndromic Surveillance

    Content Type: Abstract

    To assess the accuracy of community-based physician claims for identifying 5 syndromes: fever, gastrointestinal, neurological, rash, and respiratory.
    … status (+/-), syn- drome type, syndrome ICD-9 code, and visit month (to avoid seasonal bias). The RAMQ then sent the … patient complaints, symptoms, and signs for each sampled visit. The sensitivity, specific- ity, and positive …
  • A Probabilistic Case-finding Algorithm for Chronic Disease Surveillance

    Content Type: Abstract

    There is a clear need for improved surveillance of chronic diseases to guide public health practice and policy. Chronic disease surveillance has tended to use administrative data, due to the need to link encounters for an individual over time and to… read more
    … a patient to have one hospitalization or two physician visits within two years with a diagnostic code for DM. While … a patient to have one hospitalization or two physician visits within two years with a diagnostic code for DM. While …
  • Beyond Detection: Attack Characterization with Syndromic and Clinical Data

    Content Type: Abstract

    Most research in syndromic surveillance has emphasized early detection, but clinical diagnosis of the index case will tend to occur before detection by syndromic surveillance for certain types of outbreaks [1]. Syndromic surveillance may, however,… read more
    … we conducted a simulation study using ambulatory visit records for respiratory conditions. We used a model … [1] to simulate the daily increase in syndromic clinic visits and the time to first diagnosis through blood culture … each outbreak, we injected the simulated syndromic clinic visits into baseline data and estimated the dis- ease burden …
  • Comparison of Distribute and ILINet for national influenza surveillance

    Content Type: Abstract

    During the spring of 2009, a public health emergency was declared in response to the emergence of the 2009 Influenza A (H1N1) virus. Owing to the response, timely data were needed to improve situational awareness and to inform… read more
    … reports of influenza-like illness (ILI) and total patient visits to EDs from participating health jurisdictions, … reports of influenza-like illness (ILI) and total patient visits to EDs from participating health jurisdictions, … sites where data were available. The weekly percent of visits because of ILI were calculated for each system. For …