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Reported Tuberculosis in the United States, 2010

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Table 11. Tuberculosis Cases and Percentages, by Resistance to INH or Multidrug Resistance1 in Persons with Previous History of TB, by Origin of Birth: United States, 1993–2010

Year Resistance to Isoniazid2 Resistance to Isoniazid and Rifampin2
Total Cases3,4 U.S.-born Foreign-born5,6 Total Cases3,4 U.S.-born Foreign-born5,6
No. (%) No. (%) No. (%) No. (%) No. (%) No. (%)

1993

164

(16.6)

85

(12.7)

76

(25.0)

76

(7.7)

30

(4.5)

46

(15.3)

1994

176

(17.0)

81

(11.7)

94

(27.9)

74

(7.2)

35

(5.1)

38

(11.3)

1995

168

(17.5)

77

(13.0)

91

(25.1)

70

(7.3)

28

(4.7)

42

(11.6)

1996

142

(16.5)

68

(12.2)

74

(24.4)

43

(5.0)

21

(3.8)

22

(7.3)

1997

109

(14.7)

35

(7.7)

74

(25.9)

44

(5.9)

12

(2.6)

32

(11.2)

1998

98

(13.0)

38

(7.8)

60

(22.8)

23

(3.1)

6

(1.2)

17

(6.5)

1999

82

(12.3)

25

(6.5)

55

(19.4)

28

(4.2)

6

(1.6)

22

(7.8)

2000

84

(13.3)

22

(6.1)

62

(22.8)

26

(4.1)

2

(0.6)

24

(8.8)

2001

87

(13.8)

28

(8.6)

59

(19.5)

33

(5.2)

7

(2.2)

26

(8.6)

2002

80

(14.1)

23

(7.6)

57

(21.6)

26

(4.6)

3

(1.0)

23

(8.7)

2003

65

(12.4)

16

(6.3)

49

(18.1)

21

(4.0)

2

(0.8)

19

(7.0)

2004

64

(11.9)

15

(5.5)

49

(18.6)

27

(5.0)

4

(1.5)

23

(8.7)

2005

70

(13.8)

18

(7.5)

52

(19.5)

22

(4.4)

1

(0.4)

21

(7.9)

2006

67

(13.6)

9

(4.4)

57

(19.7)

20

(4.0)

1

(0.5)

19

(6.6)

2007

70

(14.1)

14

(6.8)

56

(19.4)

18

(3.6)

3

(1.5)

15

(5.2)

2008

57

(13.3)

13

(7.8)

44

(17.1)

20

(4.7)

4

(2.4)

16

(6.2)

2009

52

(15.5)

6

(5.2)

46

(20.9)

19

(5.7)

1

(0.9)

18

(8.2)

2010

60

(17.4)

12

(9.9)

48

(21.6)

17

(4.9)

2

(1.7)

15

(6.8)

1Resistance to at least isoniazid and rifampin.

2Isolates may be resistant to other drugs.

3All cases were culture positive, and initial drug susceptibility testing done.

4Includes persons of unknown country of birth.

5Includes persons born outside the United States, American Samoa, the Federated States of Micronesia, Guam, the Republic of the Marshall Islands, Midway Island, the Commonwealth of the Northern Mariana Islands, Puerto Rico, the Republic of Palau, the U.S. Virgin Islands, and U.S. minor and outlying Pacific islands.

6Includes Not Specified for Country of Origin.

Note: Data for all years updated through July 21, 2011. Percentages are of total cases for given year with previous history of TB, culture positive, and initial drug susceptibility testing done (total cases not shown). More than 95% of all persons in each group had drug-susceptibility test results reported for an initial isolate.

 
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