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Volume 17, Number 3—March 2011


Tuberculosis Outbreak Investigations in the United States, 2002–2008

Kiren MitrukaComments to Author , John E. Oeltmann, Kashef Ijaz, and Maryam B. Haddad
Author affiliations: Author affiliation: Centers for Disease Control and Prevention, Atlanta, Georgia, USA

Main Article

Table 4

Factors contributing to 27 CDC–investigated TB outbreaks, United States, 2002–2008*

Factor No. outbreaks†
Prolonged infectious period 24
Provider related
Delayed diagnosis 12
Inappropriate treatment 2
Patient related
Delayed diagnosis because of late
access to care 6
Nonadherence with treatment 5
Mistrust or fear of public health system
Incomplete contact investigation 10
Crowded setting with high-risk population 7

*TB, tuberculosis; CDC, Centers for Disease Control and Prevention.
†Categories not mutually exclusive.

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