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Volume 23, Number 11—November 2017
CME ACTIVITY - Synopsis

Legionnaires’ Disease Outbreaks and Cooling Towers, New York City, New York, USA

Robert Fitzhenry1, Don Weiss1Comments to Author , Dan Cimini, Sharon Balter, Christopher Boyd, Lisa Alleyne, Renee Stewart, Natasha McIntosh, Andrea Econome, Ying Lin, Inessa Rubinstein, Teresa Passaretti, Anna Kidney, Pascal Lapierre, Daniel Kass2, and Jay K. Varma
Author affiliations: New York City Department of Health and Mental Hygiene, Queens, New York, USA (R. Fitzhenry, D. Weiss, D. Cimini, S. Balter, C. Boyd, L. Alleyne, N. McIntosh, A. Econome, Y. Lin, I. Rubinstein, D. Kass, J.K. Varma); Wadsworth Center, New York State Department of Health, Albany, New York, USA (T. Passaretti, A. Kidney, P. Lapierre); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (J.K. Varma)

Main Article

Table 2

Timeline for investigations of community outbreaks of Legionnaires’ disease, New York City, New York, USA, 2006–2015*

Outbreak no. Date outbreak detected Method of outbreak detection Outbreak
source Date implicated CT initially sampled Date implicated tower first reported with Lp Date remediation of implicated CT began Date CT linked to human case by DNA typing Days from Lp detection to start of CT remediation Days from detection to source identification
1
 2006 Oct 2
 Detected by epidemiologist
 ND
 NA
 NA
 NA
 NA
 NA
 NA
2
 2008 Sep 15
 Detected by epidemiologist, then by historical limits method
 ND
 NA
 NA
 NA
 NA
 NA
 NA
3
 2014 Dec 1
 Historical limits method, then BIN
 Power plant CT
 2015 Jan 7
 2015 Jan 9
 2015 Jan 10
 2015 Jan 23
 40
 53
4
 2015 May 7
 SaTScan
 ND
 NA
 NA
 NA
 NA
 NA
 NA
5
 2015 Jul 17
 SaTScan
 Hotel CT
 2015 Jul 29
 2015 Jul 30
 2015 Jul 31
 2015 Aug 12
 14
 26
6 2015 Sep 25 Detected by epidemiologist, then by SaTScan Worksite CT 2015 Sep 26 2015 Sep 29 2015 Sep 29 2015 Oct 16 4 21

*BIN, building identifiers; CT, cooling tower; Lp, Legionella pneumophila; NA, not applicable; ND, not determined; SaTScan, space-time permutation scan statistic.

Main Article

1These authors contributed equally to this article.

2Current affiliation: Vital Strategies, New York, New York, USA.

Page created: October 12, 2017
Page updated: October 12, 2017
Page reviewed: October 12, 2017
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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