Reported Tuberculosis in the United States, 2013
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Table 23. Tuberculosis Cases by Cluster Status1: United States, 2011–2013
| Cluster Status | Cases | ||
|---|---|---|---|
| No. | (%) | ||
| Total | 21,702 | (100.0) | |
| Unique2 | 17,077 | (78.7) | |
| Clustered3 | 4,625 | (21.3) | |
1 Cluster status indicates whether a case is unique or clustered within a county for cases with a valid GENType.
2 A unique case is a case with a GENType (spoligotype and 24 locus mycobacterial interspersed repetitive unit-variable number tandem repeat type) that does not match any other case in that county during the specified three-year time period.
3 Clustered cases are defined as two or more cases with same GENType within a county during the specified 3-year time period.
Note: See Surveillance Slide #34
- Page last reviewed: September 30, 2014
- Page last updated: September 30, 2014
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