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Volume 10, Number 2—February 2004
THEME ISSUE
2004 SARS Edition
SARS Transmission

Secondary Household Transmission of SARS, Singapore

Denise Li-Meng Goh*Comments to Author , Bee Wah Lee*, Kee Seng Chia*, Bee Hoon Heng†, Mark Chen‡, Stefan Ma§, and Chorh Chuan Tan§
Author affiliations: *National University of Singapore, Singapore; †National Healthcare Group, Singapore; ‡Tan Tock Seng Hospital, Singapore; §Ministry of Health, Singapore

Main Article

Table 1

Characteristics of household contacts and index casesa

Risk Factor Household contacts with SARS
(n = 26) 
(mean + 1 SD) Household contacts without SARS
(n = 391) (mean + 1 SD) p value
Household contact



Age (y)
35.3 ± 19.8
30.3 ± 17.4
0.17
Sex (female)
14 (53.8%)
225 (57.5%)
0.71
Healthcare worker
1 (3.8%)
84 (21.5%)
0.04
Family member
24 (92.3%)
269 (68.8%)
0.01
Index case



Age (y)
53.5 ± 16.2
35.4 ± 13.6
<0.001
Sex (female)
20 (76.9%)
290 (74.2%)
0.76
Healthcare worker
4 (15.4%)
273 (69.8%)
<0.001
Days index spent at home after onset of symptoms
5.3 ± 2.5
4.8 ± 2.5
0.43
No. of persons in household 5.0 ± 3.0 4.8 ± 2.4 0.79

aUsing Univariate analysis, SARS, severe acute respiratory syndrome.

Main Article

Page created: January 26, 2011
Page updated: January 26, 2011
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