Reported Tuberculosis in the United States, 2019

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Table 8. Tuberculosis Cases and Percentages, by Resistance to Isoniazid (INH)1, Origin of Birth, and Previous History of TB: United States, 1993–2019

See Surveillance Slide #41

Table 8. Tuberculosis Cases and Percentages, by Resistance to Isoniazid (INH), Origin of Birth, and Previous History of TB: United States, 1993–2019
Year All INH-Resistant2 Isoniazid Resistant TB Cases
Total INH-Resistant3 U.S.-Born INH-Resistant3 Non-U.S.–Born3,4 INH-Resistant
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 1,534 982 161 (16.4) 16,603 1,367 (8.2) 668 83 (12.4) 11,808 789 (6.7) 301 75 (24.9) 4,667 564 (12.1)
1994 1,543 1033 175 (16.9) 16,418 1,352 (8.2) 693 81 (11.7) 11,010 708 (6.4) 336 93 (27.7) 5,291 632 (11.9)
1995 1,352 958 168 (17.5) 16,024 1,174 (7.3) 592 77 (13.0) 10,340 554 (5.4) 364 91 (25.0) 5,653 619 (10.9)
1996 1,284 862 142 (16.5) 15,360 1,133 (7.4) 559 68 (12.2) 9,637 495 (5.1) 303 74 (24.4) 5,676 637 (11.2)
1997 1,195 742 109 (14.7) 14,451 1,078 (7.5) 455 35 (7.7) 8,698 435 (5.0) 286 74 (25.9) 5,708 640 (11.2)
1998 1,120 749 98 (13.1) 13,420 1,011 (7.5) 485 38 (7.8) 7,695 366 (4.8) 262 60 (22.9) 5,692 643 (11.3)
1999 1,000 669 82 (12.3) 12,658 900 (7.1) 382 25 (6.5) 7,011 284 (4.1) 284 55 (19.4) 5,595 614 (11.0)
2000 981 632 84 (13.3) 11,829 889 (7.5) 360 22 (6.1) 6,141 269 (4.4) 272 62 (22.8) 5,659 617 (10.9)
2001 897 629 87 (13.8) 11,516 800 (6.9) 324 28 (8.6) 5,571 241 (4.3) 302 59 (19.5) 5,909 558 (9.4)
2002 912 570 80 (14.0) 10,823 826 (7.6) 303 23 (7.6) 5,060 206 (4.1) 265 57 (21.5) 5,722 619 (10.8)
2003 904 524 65 (12.4) 10,753 823 (7.7) 253 16 (6.3) 4,853 213 (4.4) 271 49 (18.1) 5,870 606 (10.3)
2004 872 538 64 (11.9) 10,483 801 (7.6) 274 15 (5.5) 4,683 214 (4.6) 264 49 (18.6) 5,790 587 (10.1)
2005 842 507 70 (13.8) 10,063 761 (7.6) 240 18 (7.5) 4,393 188 (4.3) 267 52 (19.5) 5,653 567 (10.0)
2006 845 493 67 (13.6) 9,909 770 (7.8) 203 9 (4.4) 4,126 173 (4.2) 289 57 (19.7) 5,767 596 (10.3)
2007 798 496 71 (14.3) 9,655 715 (7.4) 206 14 (6.8) 3,849 163 (4.2) 288 57 (19.8) 5,763 549 (9.5)
2008 835 429 57 (13.3) 9,308 774 (8.3) 170 13 (7.6) 3,646 188 (5.2) 259 44 (17.0) 5,656 585 (10.3)
2009 762 343 52 (15.2) 8,230 699 (8.5) 116 6 (5.2) 3,092 192 (6.2) 226 46 (20.4) 5,130 507 (9.9)
2010 692 360 63 (17.5) 7,790 622 (8.0) 131 13 (9.9) 2,926 165 (5.6) 229 50 (21.8) 4,858 457 (9.4)
2011 753 343 59 (17.2) 7,538 687 (9.1) 135 9 (6.7) 2,691 172 (6.4) 208 50 (24.0) 4,844 515 (10.6)
2012 686 356 55 (15.4) 7,077 631 (8.9) 127 8 (6.3) 2,516 146 (5.8) 229 47 (20.5) 4,561 485 (10.6)
2013 675 300 48 (16.0) 6,859 622 (9.1) 98 8 (8.2) 2,280 131 (5.7) 202 40 (19.8) 4,574 491 (10.7)
2014 688 336 63 (18.8) 6,741 621 (9.2) 94 5 (5.3) 2,180 162 (7.4) 242 58 (24.0) 4,557 459 (10.1)
2015 685 317 51 (16.1) 6,957 633 (9.1) 100 7 (7.0) 2,189 150 (6.9) 217 44 (20.3) 4,763 482 (10.1)
2016 651 302 57 (18.9) 6,724 590 (8.8) 83 7 (8.4) 2,052 123 (6.0) 219 50 (22.8) 4,667 467 (10.0)
2017 635 280 54 (19.3) 6,577 577 (8.8) 59 3 (5.1) 1,841 104 (5.6) 221 51 (23.1) 4,732 472 (10.0)
2018 637 289 52 (18.0) 6,542 581 (8.9) 57 7 (12.3) 1,868 102 (5.5) 232 45 (19.4) 4,672 479 (10.3)
2019 631 276 39 (14.1) 6,270 575 (9.2) 62 6 (9.7) 1,730 112 (6.5) 214 33 (15.4) 4,532 463 (10.2)

1Resistance to at least isoniazid. Isolates may be resistant to other drugs. Excludes cases with susceptibility testing not done or unknown for isoniazid. Cases have been susceptibility tested to at least isoniazid and rifampin.
2This column provides an overall total of all INH-resistant 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. territories).

Note: Data for all years updated through June 10, 2020.