Search
Skip to Search Results-
2013
Rosychuk, Rhonda J., Chang, Hsing-Ming
The topic of spatial cluster detection gained attention in statistics during the late 1980s and early 1990s. Effort has been devoted to the development of methods for detecting spatial clustering of cases and events in the biological sciences, astronomy and epidemiology. More recently, research...
-
A Spatial Scan Statistic for Compound Poisson Data, Using Negative Binomial Distribution and Accounting for Population Stratification
Download2015
Chang, Hsing-Ming, Rosychuk, Rhonda J.
Since the interest in studying spatial relations in plant populations was raised in the 1950s, much effort has been devoted to the development of methods for spatial data analysis. One such development focused on techniques for detecting spatial clusters of cases and events in the biological...
-
Emergency Health Care Use among Sociodemographic Groups of Children Presenting to Emergency Departments for Self-Harm in Alberta
Emergency Health Care Use among Sociodemographic Groups of Children Presenting to Emergency Departments for Self-Harm in Alberta
Download2015-03-30
Tsang, Conrad I. , Rosychuk,Rhonda J. , Newton, Amanda S.
Objective: To examine sociodemographic variations among children <18 years in (1) rates of self-harm visits to emergency departments (EDs) and (2) physician follow-up after the self-harm visit in Alberta. Methods: A retrospective, population-based cohort (2002–2011) of ED visits for self-harm by...
-
Screening for post-traumatic stress disorder after injury in the pediatric emergency department - a systematic review protocol
Download2014-03-01
Newton, Amanda, Odenbach, Jeffrey, Curtis, Sarah J., Gokiert, Rebecca, Campbell, Sandy, Falconer, Cathy, Courchesne, Craig
Abstract Background: Pediatric injury is highly prevalent and has significant impact both physically and emotionally. The majority of pediatric injuries are treated in emergency departments (EDs), where treatment of physical injuries is the main focus. In addition to physical trauma, children...
-
2010
Rosychuk, Rhonda J., Torabi, Mahmoud
This paper studies generalized linear mixed models (GLMMs) for the analysis of geographic and temporal variability of disease rates. This class of models adopts spatially correlated random effects and random temporal components. Spatio-temporal models that use conditional autoregressive smoothing...
-
Temporal trends in pediatric mental health visits: using longitudinal data to inform emergency department health care planning
Temporal trends in pediatric mental health visits: using longitudinal data to inform emergency department health care planning
Download2012-07-01
Rosychuk, Rhonda J., Patrick J., Amanda S., Ali, Samina , Dong, Kathryn A.
OBJECTIVE: Understanding the temporality of mental health presentations to the emergency department (ED) during the 24-hour cycle, day of the week, and month of the year may facilitate strategic planning of ED-based mental health services. METHODS: Data on 30,656 ED presentations for mental...