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Volume 22, Number 4—April 2016
Dispatch

Nontyphoidal Salmonella Infection, Guangdong Province, China, 20121

Xi Huang2, Qiong Huang2, Zhongjun Dun, Wei Huang, Shuyu Wu, Junhua Liang, Xiaoling Deng, and Yonghui ZhangComments to Author 
Author affiliations: Guangdong Provincial Center for Disease Control and Prevention, Guangzhou, China (X. Huang, Q. Huang, J. Liang, X. Deng, Y. Zhang); Guangdong Provincial Institute of Public Health, Guangzhou (Z. Dun); Liwan District Center for Disease Control and Prevention, Guangzhou (W. Huang); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (S. Wu)

Main Article

Table 1

Active and passive surveillance multipliers used to determine the incidence of nontyphoidal Salmonella infections, Guangdong Province, China, 2012*

Surveillance steps Active surveillance
 Passive surveillance, by age group, y
Overall General hospitals Specialized hospitals Overall 0–4 5–24 25–44 45–64 >65
Multiplier 1: Patient seeks medical care 2.59 2.59 2.59 2.59 1.25 5.0 8.0 2.0 3.0
Multiplier 2: Physician obtains samples 2.21 2.01 2.31 2.21 2.21 2.21 2.21 2.21 2.21
Multiplier 3: Samples tested for Salmonella 3.35 2.45 6.73 3.35 3.35 3.35 3.35 3.35 3.35
Multiplier 4: Positive laboratory test result 1.14 1.14 1.14 2.07 2.07 2.07 2.07 2.07 2.07
Multiplier 5: Confirmed cases reported 1.64 1.60 1.82 10.45 10.45 10.45 10.45 10.45 10.45
Overall 35.8 23.3 83.7 414.8 200.1 800.6 1,280.9 320.2 480.4

*Incidence is cases per 100,000 persons.

Main Article

1Preliminary results from this study were presented at the 2015 International Conference on Emerging Infectious Diseases (board 189), August 24–26, 2015, Atlanta, Georgia, USA.

2These authors contributed equally to this article.

Page created: March 16, 2016
Page updated: March 16, 2016
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