Skip directly to site content Skip directly to page options Skip directly to A-Z link Skip directly to A-Z link Skip directly to A-Z link
Volume 10, Number 8—August 2004
Research

SARS in Three Categories of Hospital Workers, Hong Kong

Joseph T.F. Lau*Comments to Author , Xilin Yang*, P.C. Leung*, Louis Chan*, Eliza Wong*, Carmen Fong*, and H.Y. Tsui*
Author affiliations: *The Chinese University of Hong Kong, Hong Kong, China

Main Article

Table 3

Attack rate among hospitals by job categories and time period

Hospital no. Group N
Group S
Group O
Overalla
Onset before 7/4 (%) Onset after 7/4 (%) Onset before 7/4 (%) Onset after 7/4 (%) Onset before 7/4 (%) Onset after 7/4 (%) Onset before 7/4 (%) Onset after 7/4 (%)
1
0.00
0.00
0.00
0.00
0.36
0.36
0.09
0.09
2
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
3
0.40
0.80
0.00
0.96
0.00
0.00
0.20
0.60
4
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
5
0.00
0.33
0.43
0.86
0.00
0.00
0.16
0.48
6
0.00
0.95
0.28
0.55
0.23
0.00
0.13
0.58
7
0.00
0.12
0.00
0.00
0.00
0.00
0.00
0.07
8
0.26
0.00
0.90
0.91
0.41
0.00
0.40
0.14
9
0.42
0.00
1.11
0.00
0.18
0.00
0.50
0.00
10
0.26
0.26
0.19
0.96
0.00
0.00
0.17
0.31
11
0.47
0.00
1.41
0.00
0.14
0.00
0.54
0.00
12
3.38
0.21
6.44
0.53
1.02
0.34
3.31
0.31
13
0.87
0.00
1.42
0.00
0.00
0.00
0.68
0.00
14
1.01
0.00
2.88
0.49
0.13
0.13
1.05
0.12
15
4.08
0.61
11.82
1.68
0.21
0.00
3.87
0.53
16
2.36
0.40
3.27
0.68
1.07
0.46
2.18
0.47
Pooled (16 hospitals)
0.99
0.22
2.24
0.50
0.21
0.07
0.98
0.22
Ratio of pooled rates (phase 1 vs. 2)
4.50:1

4.48:1

3.00:1

4.45:1

p values (among 16 hospitals) < 0.001b < 0.001c < 0.001c 0.036c 0.002c 0.048c < 0.001b < 0.001c

aOverall: all the hospital workers, including all three groups (N, S, and O).
bPearson Chi-square test.
cFisher-Freeman-Halton test.

Main Article

Page created: March 03, 2011
Page updated: March 03, 2011
Page reviewed: March 03, 2011
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
file_external