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Volume 17, Number 7—July 2011
Research

Epidemiology and Control of Legionellosis, Singapore

Meng Chon LamComments to Author , Li Wei Ang, Ai Ling Tan, Lyn James, and Kee Tai Goh
Author affiliations: Author affiliations: Ministry of Health, Singapore (M.C. Lam, L.W. Ang, L. James, K.T. Goh); Singapore General Hospital, Singapore (A.L.Tan)

Main Article

Table 2

Age and sex distribution, age-specific incidence, number of deaths, and CFRs among 271 case-patients with indigenous or imported legionellosis, Singapore, 2000–2009*

Age group, y M F Total Mean incidence† No. deaths CFR, %
0–4 1 0 1 0.05 0 0
5–14 1 0 1 0.02 0 0
15–24 7 1 8 0.13 0 0
25–34 11 6 17 0.20 0 0
35–44 19 8 27 0.36 1 3.7
45–54 24 12 36 0.61 0 0
55–64 27 18 45 1.38 2 4.4
65–74 37 33 70 3.73 1 1.4
75–84 28 25 53 6.66 2 3.8
>85
3
10
13
5.83
0
0
Total 158 113 271 0.65 6 2.2

*Four tourists and 48 foreigners seeking medical treatment in Singapore were excluded. CFR, case-fatality rate.
†Per 100,000 population. Based on estimated mid-year population of 2004.

Main Article

Page created: August 18, 2011
Page updated: August 18, 2011
Page reviewed: August 18, 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.
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