Reported Tuberculosis in the United States, 2015

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Table 9. Tuberculosis Cases and Percentages, by Multidrug Resistance1, Origin of Birth, and Previous History of TB: United States, 1993–2015

Table 9. Tuberculosis Cases and Percentages, by Multidrug Resistance, Origin of Birth, and Previous History of TB: United States, 1993–2015 
Year All MDR2 Multidrug Resistant TB Cases
Total MDR3 U.S.-born MDR3 Foreign-born3,4 MDR
Previous TB No Previous TB Previous TB No Previous TB Previous TB No Previous TB
Eligible No. (%) Eligible No. (%) Eligible No. (%) Eligible No. (%) Eligible No. (%) Eligible No. (%)
1993 484 982 76 (7.7) 16600 407 (2.5) 668 30 (4.5) 11809 301 (2.5) 301 46 (15.3) 4663 103 (2.2)
1994 431 1033 74 (7.2) 16417 353 (2.2) 693 35 (5.1) 11019 238 (2.2) 336 38 (11.3) 5281 110 (2.1)
1995 327 958 70 (7.3) 16021 254 (1.6) 593 28 (4.7) 10350 169 (1.6) 363 42 (11.6) 5640 85 (1.5)
1996 250 862 43 (5.0) 15358 207 (1.3) 559 21 (3.8) 9646 105 (1.1) 303 22 (7.3) 5665 101 (1.8)
1997 201 742 44 (5.9) 14448 155 (1.1) 455 12 (2.6) 8705 76 (0.9) 286 32 (11.2) 5698 79 (1.4)
1998 155 749 23 (3.1) 13418 132 (1.0) 485 6 (1.2) 7711 55 (0.7) 262 17 (6.5) 5674 76 (1.3)
1999 157 669 28 (4.2) 12655 127 (1.0) 383 6 (1.6) 7020 39 (0.6) 283 22 (7.8) 5583 88 (1.6)
2000 146 632 26 (4.1) 11825 120 (1.0) 360 2 (0.6) 6144 40 (0.7) 272 24 (8.8) 5652 80 (1.4)
2001 151 629 33 (5.2) 11510 115 (1.0) 324 7 (2.2) 5583 34 (0.6) 302 26 (8.6) 5891 81 (1.4)
2002 158 569 26 (4.6) 10813 132 (1.2) 303 3 (1.0) 5069 35 (0.7) 264 23 (8.7) 5703 97 (1.7)
2003 119 524 21 (4.0) 10751 94 (0.9) 253 2 (0.8) 4864 24 (0.5) 271 19 (7.0) 5857 69 (1.2)
2004 128 537 27 (5.0) 10481 100 (1.0) 274 4 (1.5) 4698 26 (0.6) 263 23 (8.7) 5773 74 (1.3)
2005 125 506 23 (4.5) 10063 98 (1.0) 239 2 (0.8) 4411 20 (0.5) 267 21 (7.9) 5635 77 (1.4)
2006 124 493 20 (4.1) 9906 103 (1.0) 203 1 (0.5) 4145 19 (0.5) 289 19 (6.6) 5745 84 (1.5)
2007 124 496 19 (3.8) 9647 101 (1.0) 206 3 (1.5) 3878 19 (0.5) 288 16 (5.6) 5716 82 (1.4)
2008 107 429 19 (4.4) 9305 88 (0.9) 170 3 (1.8) 3677 21 (0.6) 259 16 (6.2) 5622 67 (1.2)
2009 115 341 19 (5.6) 7740 90 (1.2) 116 1 (0.9) 3042 11 (0.4) 224 18 (8.0) 4690 79 (1.7)
2010 105 359 16 (4.5) 7812 87 (1.1) 128 2 (1.6) 2970 14 (0.5) 231 14 (6.1) 4836 73 (1.5)
2011 127 345 27 (7.8) 7545 100 (1.3) 137 1 (0.7) 2719 16 (0.6) 208 26 (12.5) 4823 84 (1.7)
2012 89 356 13 (3.7) 7084 76 (1.1) 126 0 (0) 2548 13 (0.5) 230 13 (5.7) 4536 63 (1.4)
2013 96 299 12 (4.0) 6848 83 (1.2) 97 2 (2.1) 2303 7 (0.3) 202 10 (5.0) 4540 76 (1.7)
2014 94 336 24 (7.1) 6715 70 (1.0) 96 0 (0) 2205 10 (0.5) 240 24 (10.0) 4506 60 (1.3)
2015 89 319 16 (5.0) 6846 73 (1.1) 104 3 (2.9) 2173 10 (0.5) 215 13 (6.0) 4659 63 (1.4)

1Resistance to at least isoniazid and rifampin. Isolates may be resistant to other drugs. Eligible cases are culture positive with initial drug susceptibility testing done. Excludes cases with susceptibility testing not done or unknown for isoniazid and rifampin. Cases have been susceptibility tested to at least isoniazid and rifampin..

2This column provides an overall total of all MDR cases, including those where previous history of TB is unknown and origin or birth is unknown.

3Excludes cases where previous history of TB is unknown and cases where origin of birth is unknown.

4Includes persons born outside the United States (including the U.S. insular areas) and the sovereign freely associated states (the Federated States of Micronesia, the Republic of the Marshall Islands, and the Republic of Palau).

Note: Data for all years updated through June 9, 2016.