Table 4. Available data on zoonotic Mycobacterium bovis-induced TB in humans, stratified by HIV-positive and -negative populations*.
| ID | Region | Country | HIV status | No. cases | No. tested | % | 95% CI | RR |
|---|---|---|---|---|---|---|---|---|
| 1074 | Africa | Ethiopia | + | 4 | 10 | 40.0 | 12.2–73.8 | 1.43 |
| 1074 | Africa | Ethiopia | – | 7 | 25 | 28.0 | 12.1–49.4 | NA |
| 1147 | Africa | Tanzania | + | 2 | 29 | 6.9 | 0.8–22.8 | 0.50 |
| 1147 | Africa | Tanzania | – | 5 | 36 | 13.9 | 4.7–29.5 | NA |
| NA | Africa | Total | + | 6 | 39 | 15.4 | 5.9–30.5 | 0.78 |
| NA | Africa | Total | – | 12 | 61 | 19.7 | 10.6–31.8 | NA |
| 57 | Americas | Argentina | + | 2 | 240 | 0.8 | 0.1–3.0 | 0.88 |
| 57 | Americas | Argentina | – | 95 | 10,000 | 1.0 | 0.8–1.2 | NA |
| 57 | Americas | Argentina | + | 8 | 1,391 | 0.6 | 0.2–1.1 | 2.66 |
| 57 | Americas | Argentina | – | 12 | 5,551 | 0.2 | 0.1–0.4 | NA |
| 39 | Americas | Mexico | + | 11 | 80 | 13.8 | 7.1–23.3 | 1.90 |
| 39 | Americas | Mexico | – | 6 | 83 | 7.2 | 2.7–15.1 | NA |
| 46 | Americas | USA | + | 21 | 891 | 2.4 | 1.5–3.6* | 2.59 |
| 46 | Americas | USA | – | 59 | 6,472 | 0.9 | 0.7–1.2* | NA |
| 48 | Americas | USA | + | 33 | 140 | 23.6 | 16.8–31.5* | 3.24 |
| 48 | Americas | USA | – | 48 | 659 | 7.3 | 5.4–9.5* | NA |
| 164 | Americas | USA | + | 39 | 64 | 60.9 | 47.9–72.9* | 8.32 |
| 164 | Americas | USA | – | 35 | 478 | 7.3 | 5.2–10.0* | NA |
| NA | Americas | Total | + | 114 | 2806 | 4.1 | 3.4–4.9* | 3.70 |
| NA | Americas | Total | – | 255 | 23,243 | 1.1 | 1.0–1.2* | N/A |
*TB, tuberculosis; ID, Record identification number (online Technical Appendix 2, wwwnc.cdc.gov/EID/article/19/6/12-0543-Techapp2.xlsx); Cases, number of zoonotic tuberculosis (TB) cases identified; Tested, number of TB cases tested for the presence of M. bovis infection; %, proportion of zoonotic TB among all TB cases; RR, relative risk ratio; NA, not available. Significantly higher proportion of M. bovis infection among TB patients with HIV coinfection.