Emerging Infectious Disease ISSN: 1080-6059

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Mycobacterium tuberculosis Beijing Genotype¹

Troels Lillebaek*

, Åse B. Andersen†, Asger Dirksen‡, Judith R. Glynn§, and Kristin Kremer¶

Author affiliations: *National Institute for Prevention and Control of Infectious Diseases and Congenital Disorders, Copenhagen, Denmark; †Rigshospitalet University Hospital, Copenhagen, Denmark; ‡Gentofte University Hospital, Gentofte, Denmark; §London School of Hygiene and Tropical Medicine, London, United Kingdom; ¶National Institute of Public Health and the Environment, Bilthoven, the Netherlands

Main Article

Table 2

Proportion of patients with drug-resistant strains

	N	% Drug resistant (no. of patients with drug resistance)^a
	N	Any drug	Isoniazid	Rifampicin	Streptomycin	Pyrazinamide	Ethambutol	MDR^b

Danish
Beijing	16	12.5 (2)	12.5 (2)	6.3 (1)	12.5 (2)	0.0 (0)	6.3 (1)	6.3 (1)
Other	1,623	10.2 (165)	3.1 (50)	0.12 (2)	3.6 (58)	5.5 (89)	0.0 (0)	0.0 (0)
p		0.7	0.09	0.03	0.1	1.0	0.01	0.01

Immigrants
Beijing	78	20.5 (16)	9.0 (7)	0 (0)	16.7 (13)	1.3 (1)	1.3 (1)	0.0 (0)
Other	2,086	17.2 (359)	7.5 (157)	0.72 (15)	13.6 (284)	1.3 (27)	0.96 (20)	0.58 (12)
p		0.4	0.7	1.0	0.4	1.0	0.5	1.0

Overall
Beijing	94	19.2 (18)	9.6 (9)	1.1 (1)	16.0 (15)	1.1 (1)	2.1 (2)	1.1 (1)
Other	3,709	14.1 (524)	5.6 (207)	0.46 (17)	9.2 (342)	3.1 (116)	0.54 (20)	0.32 (12)
p		0.2	0.1	0.4	0.05	0.5	0.1	0.3

^aDrug resistance data missing for 41 persons.
^bMDR, multidrug resistant.

Main Article

¹Troels Lillebaek was responsible for the grant preparation, study design, execution, data analysis, and writing. Asger Dirksen and Åse B. Andersen supervised all parts of the study and contributed, with Judith Glynn and Kristin Kremer, critical revisions of the paper.

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