scan statistic
Comparison of spatial scan statistic and spatial filtering in estimating low birth weight clusters
... The purpose of this study is to examine the spatial and population (e.g., socio-economic) characteristics of low birthweight using two different cluster estimation tech- niques. We compared the results of Kulldorff's ...
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An investigation into the use of the temporal scan statistic as a monitoring tool for health impact assessment
... linear scan statistic; even th ough the Spina Bifida ligurcs arc small the asym ptotic distribution gives a relatively accurate ...ratchet scan can be calculated using a ...
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A log-Weibull spatial scan statistic for time to event data
... There are many opportunities for future work. For example, the proposed methodology based on the SSS for the log-Weibull distribution does not adjust for impor- tant factors such as age and gender. In future, such covar- ...
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Investigation of clusters of giardiasis using GIS and a spatial scan statistic
... spatial scan statistic implemented in a software pro- gram, SaTScan, was used to test for the presence of giardia- sis spatial clusters and to identify their approximate locations ...spatial scan ...
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A scan statistic for continuous data based on the normal probability model
... tial scan statistic with the normal probability ...spatial scan statistic was used to detect clusters of low birth weight, using a circular window shape and 50 percent of all birth as the ...
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New developments in the spatial scan statistic
... spatial scan statistic, which is freely available ...spatial scan statistic, together with an overview of associated research which focuses particularly on work conducted at the University of ...
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Geovisual analytics to enhance spatial scan statistic interpretation: an analysis of U.S. cervical cancer mortality
... The scan statistic is a method for detecting non-random clustering in multi-dimensional point or near-point data- sets ...the scan statistic, we focus upon the two-dimensional spatial ...
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A power comparison of generalized additive models and the spatial scan statistic in a case-control setting
... the scan statistic are available, including elliptical [28] and flexibly shaped [29] zones; however for this research, our interest was in evaluating the original, and widely used, circular spatial ...
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The use of the temporal scan statistic to detect methicillin resistant Staphylococcus aureus clusters in a community hospital
... (mean = 43.3) per cluster. Using routine surveillance, IPC personnel identified nine MRSA outbreaks during the study period. These outbreaks occurred in five wards (equivalent to three services), ranged from 2 weeks to ...
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Geographic prediction of tuberculosis clusters in Fukuoka, Japan, using the space time scan statistic
... space-time scan statistics are now commonly used to detect and evaluate disease clusters [18-21] for a variety of diseases, including cancer [22,23], Creutzfeldt-Jakob disease [24], granulocytic ehrlichiosis [25], ...
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Detection of Clostridium difficile infection clusters, using the temporal scan statistic, in a community hospital in southern Ontario, Canada, 2006–2011
... increase in the rate of CDI cases were noted in the hos- pital overall, which was attributed to increases in the rate of CDI cases in two services (e.g., internal medicine and psychiatry) and one ward that was located in ...
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Determining the optimal spatial and temporal thresholds that maximise the predictive accuracy of the Prospective Space-Time Scan Statistic (PSTSS) hotspot method
... space-time scan statistic (STSS) is one of the most commonly used geographical surveil- lance techniques for detecting clusters of geographical phenomenon ...time scan statistic ...
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A nonparametric spatial scan statistic for continuous data
... Simulation study settings and performance measures To evaluate the statistical power and accuracy of the proposed nonparametric spatial scan statistic and the normal-based method, we conducted a simulation ...
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Investigation of geo-spatial hotspots for the occurrence of tuberculosis in Almora district, India, using GIS and spatial scan statistic
... time scan statistic uses a cylindrical window in three ...spatial scan statistic, whereas the height represents ...test statistic is constructed in the same way as for the purely ...
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Data-driven inference for the spatial scan statistic
... hypothesis [8], because its analytical expression is gener- ally not known. Simulated cases are randomly distribu- ted over the study region such that each area receives, on average, a number of cases proportional to its ...
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A flexibly shaped spatial scan statistic for detecting clusters
... spatial scan statistic to detect arbitrarily shaped clusters by amalgamat- ing administrative ...spatial scan statistic is, via Monte Carlo simulation, shown to have reasonably high powers ...
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A flexibly shaped space-time scan statistic for disease outbreak detection and monitoring
... spatial scan statistic [8] has been used extensively for the detections and evaluation of purely spatial disease clusters along with the SaTScan software ...spatial scan sta- tistic to look at the ...
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A pilot inference study for a beta-Bernoulli spatial scan statistic
... spatial scan statistic is used to detect localised clusters in binary labelled point data, such as that used in spatial or spatio-temporal case/control ...spatial scan statistic, which adds a ...
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Spatial clustering of myelodysplastic syndromes (MDS) in the Seattle-Puget Sound region of Washington State.
... spatial scan statistic method). For this reason, the spatial scan statistic method tends to detect larger clusters than Besag and ...spatial scan statistic method more ...
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Spatial clusters of violent deaths in a newly urbanized region of Brazil: highlighting the social disparities
... Spatial scan statistic was applied (Poisson model) to identify clusters of census tracts with high mortality due to intentional injuries and traffic ...
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