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Reported Tuberculosis in the United States, 2020
Table 18. Genotyped Tuberculosis Cases with Mycobacterium bovis1 by Origin of Birth: United States, 2004-2020
| Year | Total Genotyped Cases | Mycobacterium bovis Cases | ||||||
|---|---|---|---|---|---|---|---|---|
| Total | U.S.-Born | Non-U.S.–Born | ||||||
| No. | No.2 | (%) | No. | (%)3 | No. | (%)3 | ||
| 2004 | 5,954 | 73 | (1.2) | 23 | (31.5) | 50 | (68.5) | |
| 2005 | 7,497 | 80 | (1.1) | 22 | (27.5) | 58 | (72.5) | |
| 2006 | 7,528 | 116 | (1.5) | 25 | (21.6) | 90 | (77.6) | |
| 2007 | 8,425 | 113 | (1.3) | 17 | (15.0) | 95 | (84.1) | |
| 2008 | 8,176 | 129 | (1.6) | 29 | (22.5) | 100 | (77.5) | |
| 2009 | 7,701 | 113 | (1.5) | 27 | (23.9) | 86 | (76.1) | |
| 2010 | 7,684 | 108 | (1.4) | 20 | (18.5) | 88 | (81.5) | |
| 2011 | 7,597 | 117 | (1.5) | 30 | (25.6) | 87 | (74.4) | |
| 2012 | 7,224 | 109 | (1.5) | 18 | (16.5) | 91 | (83.5) | |
| 2013 | 7,048 | 96 | (1.4) | 22 | (22.9) | 74 | (77.1) | |
| 2014 | 6,973 | 109 | (1.6) | 24 | (22.0) | 85 | (78.0) | |
| 2015 | 7,199 | 125 | (1.7) | 31 | (24.8) | 94 | (75.2) | |
| 2016 | 6,985 | 107 | (1.5) | 18 | (16.8) | 89 | (83.2) | |
| 2017 | 6,945 | 99 | (1.4) | 18 | (18.2) | 80 | (80.8) | |
| 2018 | 6,954 | 110 | (1.6) | 22 | (20.0) | 88 | (80.0) | |
| 2019 | 6,966 | 132 | (1.9) | 24 | (18.2) | 108 | (81.8) | |
| 2020 | 5,551 | 103 | (1.9) | 29 | (28.2) | 73 | (70.9) | |
1M. bovis cases were defined predominantly by spoligotyping results with missing spacers 3, 9, 16, and 39–43 or by microbiologic expertise. Data exclude 63 cases of Bacillus Calmette-Guérin (BCG) M. bovis, which have x, y or z in the second MIRU position.
2This column reports all genotyped M. bovis cases, including those where origin of birth is unknown.
3Denominator is all M. bovis cases.
