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Reported Tuberculosis in the United States, 2013

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Table 29. Sputum Culture Conversion by Age Group: United States, 2011

Age Group Total Sputum Culture
Positive1		 Sputum Culture
Conversion
Documented2		 Sputum Culture
Conversion Not
Documented3		 Sputum Culture
Conversion Unknown		 Reason Sputum Culture Conversion Not Documented
Can’t Produce Sputum Sputum Not
Collected		 Died Refused Lost to
Follow-up		 Other Unknown
No. No. (%) No. (%) No. (%) No. (%) No. (%) No. (%) No. (%) No. (%) No. (%) No. (%)
Total 5,650 4,869 (86.2) 697 (12.3) 84 (1.5) 59 (8.5) 154 (22.1) 253 (36.3) 5 (0.7) 40 (5.7) 159 (22.8) 27 (3.9)
0-4 9 2 (22.2) 7 (77.8) 0 (0.0) 1 (14.3) 4 (57.1) 0 (0.0) 0 (0.0) 0 (0.0) 2 (22.6) 0 (20.0)
5-14 42 38 (90.5) 4 (9.5) 0 (0.0) 0 (0.0) 2 (50.0) 0 (0.0) 0 (0.0) 0 (0.0) 2 (50.0) 0 (0.0)
15-24 619 558 (90.1) 50 (8.1) 11 (1.8) 8 (16.0) 21 (42.0) 2 (4.0) 0 (0.0) 2 (4.0) 13 (26.0) 4 (8.0)
25-44 1902 1684 (88.5) 190 (10.0) 28 (1.5) 20 (10.5) 50 (26.3) 27 (14.2) 1 (0.5) 14 (7.4) 67 (35.3) 11 (5.8)
45-64 1892 1640 (86.7) 220 (11.6) 32 (1.7) 16 (7.3) 44 (20.0) 86 (39.1) 2 (0.9) 18 (8.2) 46 (20.9) 8 (3.6)
65+ 1186 947 (79.8) 226 (19.1) 13 (1.1) 14 (6.2) 33 (14.6) 138 (61.1) 2 (0.9) 6 (2.7) 29 (12.8) 4 (1.8)

1 Among persons who were alive at diagnosis and had positive sputum culture

2 Among persons who had sputum culture conversion documented at any time.

3 Among persons who were alive at diagnosis, had positive culture, and did not have documented culture conversion (excludes patients with unknown culture conversion.

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