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Volume 26, Number 10—October 2020

CME ACTIVITY - Synopsis

Healthcare-Associated Legionnaires’ Disease, Europe, 2008−2017

Julien BeautéComments to Author , Diamantis Plachouras, Sven Sandin, Johan Giesecke, and Pär Sparén
Author affiliations: European Centre for Disease Prevention and Control, Stockholm, Sweden (J. Beauté, D. Plachouras); Karolinska Institutet, Stockholm (J. Beauté, S. Sandin, J. Giesecke, P. Sparén); Icahn School of Medicine at Mount Sinai, New York, New York, USA (S. Sandin); Seaver Autism Center for Research and Treatment at Mount Sinai, New York (S. Sandin)

Main Article

Table 3

Causative pathogen of culture-confirmed, locally-acquired cases of Legionnaires’ disease, European Union–European Economic Area, 2008−2017

Species, serogroup Community-acquired cases, no. (%) Healthcare-associated cases, no. (%)
Legionella pneumophila
1 3,600 (85.7) 537 (78.5)
2 22 (0.5) 3 (0.4)
3 126 (3.0) 33 (4.8)
4 15 (0.4) 7 (1.0)
5 15 (0.4) 11 (1.6)
6 52 (1.2) 15 (2.2)
7 11 (0.3) 0
8 12 (0.3) 2 (0.3)
9 3 (0.1) 0
10 16 (0.4) 8 (1.2)
11 0 0
12 1 (0.0) 2 (0.3)
13 1 (0.0)
14 1 (0.0) 1 (0.1)
15 6 (0.1)
Mixed 6 (0.1) 4 (0.6)
Non–serogroup 1* 15 (0.4) 8 (1.2)
Unknown 169 (4.0) 37 (5.4)
Subtotal L. pneumophila all serogroups 4,071 (96.9) 668 (97.7)
L. anisa 4 (0.1) 2 (0.3)
L. bozemanii 15 (0.4) 2 (0.3)
L. cincinnatiensis 1 (0.0) 0
L. dumoffii 4 (0.1) 2 (0.3)
L. feeleii 1 (0.0) 0
L. longbeachae 48 (1.1) 0
L. macechernii 2 (0.0) 0
L. micdadei 10 (0.2) 2 (0.3)
L. sainthelensi 1 (0.0) 0
L. wadsworthii 0 1 (0.1)
Legionella other species 21 (0.5) 4 (0.6)
Subtotal L. all other species 107 (2.5) 13 (1.9)
Legionella species unknown 22 (0.5) 3 (0.4)
Total 4,200 (100.0) 684 (100.0)

*Non–serogroup 1 refers to samples that do not belong to serogroup 1, but that do not have an identified serogroup

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Page created: July 13, 2020
Page updated: September 17, 2020
Page reviewed: September 17, 2020
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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