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Volume 11, Number 7—July 2005

Asymptomatic SARS Coronavirus Infection among Healthcare Workers, Singapore

Annelies Wilder-Smith*Comments to Author , Monica D. Teleman*, Bee H. Heng†, Arul Earnest*, Ai E. Ling‡, and Yee S. Leo*
Author affiliations: *Tan Tock Seng Hospital, Singapore; †National Healthcare Group, Singapore; ‡Singapore General Hospital, Singapore

Main Article

Table 1

Clinical spectrum of SARS-CoV–positive cases and SARS antibody titers*

Classification No. (%) Median titer (range)
Pneumonic SARS 37 (82.2) 1:6,400 (1:1,600–1:6,400)
Subclinical (nonpneumonic) SARS 2 (4.4) 1:4,000 (1:1,600–1:6,400)
Asymptomatic SARS 6 (13.3) 1:4,000 (1:400–1:6,400)

*SARS, severe acute respiratory syndrome. CoV, coronavirus.

Main Article

Page created: April 24, 2012
Page updated: April 24, 2012
Page reviewed: April 24, 2012
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