Application of change point analysis to daily influenza-like illness emergency department visits.
The utility of healthcare utilization data from US emergency departments (EDs) for rapid monitoring of changes in influenza-like illness (ILI) activity was highlighted during the recent influenza A (H1N1) pandemic. Monitoring has tended to rely on detection algorithms, such as the Early Aberration Reporting System (EARS), which are limited in their ability to detect subtle changes and identify disease trends.
Author(s): Kass-Hout, Taha A, Xu, Zhiheng, McMurray, Paul, Park, Soyoun, Buckeridge, David L, Brownstein, John S, Finelli, Lyn, Groseclose, Samuel L
DOI: 10.1136/amiajnl-2011-000793