Volume 17, Number 3—March 2011
Tuberculosis Outbreak Investigations in the United States, 2002–2008
||No. (%) patients
|Male sex||259 (65)|
|Age <15 y||50 (13)|
|Clinical signs and outcomes|
|Pulmonary TB||333 (84)|
|Cavity on chest radiograph||122 (37)|
|Sputum acid-fast bacilli smear positive||204 (61)|
|Sputum culture positive||284 (85)†|
|Susceptible to first-line tuberculosis medications||253 (89)|
*TB, tuberculosis; CDC, Centers for Disease Control and Prevention.
†An additional 10 patients had non-sputum specimens that were culture-positive.
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