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Volume 21, Number 11—November 2015

Use of Internet Search Queries to Enhance Surveillance of Foodborne Illness

Gyung Jin BahkComments to Author , Yong Soo Kim, and Myoung Su Park
Author affiliations: Kunsan National University, Gunsan, South Korea (G.J. Bahk, M.S. Park); Korea Health Industry Development Institute, Cheongwon, South Korea (Y.S. Kim)

Main Article

Table 3

Parameters estimated by the seasonal autoregressive integrated moving average (1,0,0)(1,0,0) model regarding effects of Internet searches for food poisoning on number of inpatient hospital stays for total bacterial foodborne illness and infectious enteritis in the next month, South Korea, January 2010–December 2012

Variable    β SE p value
First-order autoregression   0.4059 0.1546 0.0133
First-order seasonal autoregression   0.5715 0.1447 0.0004
Food poisoning queries 1 mo. earlier   0.0450 0.0176 0.0157

Main Article

Page created: October 16, 2015
Page updated: October 16, 2015
Page reviewed: October 16, 2015
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