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Tuberculosis (TB)





Reported Tuberculosis in the United States, 2018						Print
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Table 14. Sputum Culture Conversion: United States, 2010–2016
See Surveillance Slide #37.
Table 14. Sputum Culture Conversion: United States, 2010–2016
Year
Total Sputum Culture Positive1
Sputum Culture Conversion Documented2
Sputum Culture Conversion Not Documented3
Sputum Culture Conversion Unknown
Reason Sputum Culture Conversion Not DocumentedCannot Produce Sputum
Sputum Not Collected
Died
Refused
Lost to Follow-up
Other
UnknownNo.
No.
(%)
No.
(%)
No.
(%)
No.
(%)
No.
(%)
No.
(%)
No.
(%)
No.
(%)
No.
(%)
No.
(%)2010
5,773
4,965
(86.0)
721
(12.5)
87
(1.5)
70
(9.7)
175
(24.3)
243
(33.7)
12
(1.7)
40
(5.5)
141
(19.6)
40
(5.5)2011
5,652
4,911
(86.9)
706
(12.5)
35
(0.6)
60
(8.5)
158
(22.4)
254
(36.0)
5
(0.7)
39
(5.5)
162
(22.9)
28
(4.0)2012
5,285
4,601
(87.1)
602
(11.4)
82
(1.6)
55
(9.1)
164
(27.2)
205
(34.1)
4
(0.7)
24
(4.0)
120
(19.9)
30
(5.0)2013
5,237
4,616
(88.1)
574
(11.0)
47
(0.9)
46
(8.0)
117
(20.4)
226
(39.4)
12
(2.1)
22
(3.8)
132
(23.0)
19
(3.3)2014
5,165
4,614
(89.3)
511
(9.9)
40
(0.8)
28
(5.5)
121
(23.7)
217
(42.5)
9
(1.8)
18
(3.5)
98
(19.2)
20
(3.9)2015
5,280
4,671
(88.5)
520
(9.8)
89
(1.7)
47
(9.0)
120
(23.1)
207
(39.8)
6
(1.2)
19
(3.7)
83
(16.0)
38
(7.3)2016
5,115
4,215
(82.4)
809
(15.8)
91
(1.8)
39
(4.8)
116
(14.3)
245
(30.3)
3
(0.4)
21
(2.6)
87
(10.8)
298
(36.8)Show More1Among persons who were alive at diagnosis and had positive sputum culture.2Among persons who had sputum culture conversion documented at any time.3Among persons who were alive at diagnosis, had positive culture, and did not have documented culture conversion (excludes patients with unknown culture conversion).
**Note:** Data for all years are updated through June 6, 2019.Table Printing Tips
							
					
							Last Reviewed:  September 6, 2019						Source: 	Division of Tuberculosis Elimination, National Center for HIV, Viral Hepatitis, STD, and TB Prevention, Centers for Disease Control and Prevention
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        Syndicate homeTuberculosisData and Statisticsplus iconTB Incidence in the United StatesReported TB in the US, 2022 Surveillance Reportplus iconNational DataReporting Area DataRisk FactorsDemographicsTB Treatment and Case OutcomesDrug-Resistant TBMolecular SurveillanceTuberculosis in the United States, 2022 (Slide Set)Archived Surveillance Reports and Slide Sets2021 State and City ReportArchived State and City Reports


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