Displaying results 2065 - 2072 of 4182
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Sample size and spatial cluster detection power
Content Type: Abstract
Prior work demonstrates the extent to which sampling strategies reduce the power to detect clusters.1 Additionally, the power to detect clusters can vary across space.2 A third, unexplored, effect is how much the sample size impacts the power of… read more -
School absenteeism and emergency department ILI rates in King County, WA 2003–2009
Content Type: Abstract
Absenteeism is regarded as an expedient and responsive marker of illness activity. It has been used as a health outcome measure for a wide spectrum of exposures and as an early indicator of influenza outbreaks.1 A handful of studies have described… read more -
Spatial cluster detection in schools using school catchment information
Content Type: Abstract
The H1N1 outbreak in the spring of 2009 in NYC originated in a school in Queens before spreading to others nearby. Active surveillance established epidemiological links between students at the school and new cases at other schools through… read more -
Surveillance for acute respiratory infections: should we include all outpatient visits or focus on urgent care areas?
Content Type: Abstract
A comprehensive electronic medical record (EMR) represents a rich source of information that can be harnessed for epidemic surveillance. At this time, however, we do not know how EMR-based data elements should be combined to improve the performance… read more -
The use of Craigslist posts for risk behavior and STI surveillance
Content Type: Abstract
The rise and associated risks of using the internet to find sexual partners among men who have sex with men (MSM) has been noted by many researchers.1,2 The anonymity and relative ease of finding partners on the internet has facilitated casual… read more -
Evaluation of Case Detection of Marijuana-Related Emergency Department Visits
Content Type: Abstract
NSSP, a Centers for Disease Control and Prevention (CDC) surveillance system, allows timely detection of emergency department (ED) trends by matching chief complaint (CC) text or diagnosis (DX) codes to established syndrome criteria [1, 2]. No CDC… read more -
The use of NC DETECT ED data to examine heat-related illness
Content Type: Abstract
NC DETECT provides near-real-time statewide surveillance capacity to local, regional and state level users across NC with twice daily data feeds from 119 (99%) emergency departments (EDs), hourly updates from the statewide poison center, and daily… read more -
Use of syndromic surveillance systems for oral health surveillance
Content Type: Abstract
National and state surveillance systems for oral health have relied on sample-based screenings and self-reported surveys.1 Recent publications suggest the need and potential for use of data from syndromic surveillance systems and insurers to monitor… read more