TABLE 2.
Regions of origin of patients with M. tuberculosis culture-verified TB and with IS6110 low-copy-number M. tuberculosis isolates
| Region or country of origin of patients | No. (%) of patients with culture-verified TBa | No. (%) of low-copy-number isolatesb |
|---|---|---|
| Denmark | 1,035 (44) | 27 (11) |
| Central and East Africa | 565 (24) | 135 (54) |
| West Africa | 25 (1) | 2 (1) |
| North Africa | 27 (1) | 3 (1) |
| Asia | 360 (15.5) | 64 (26) |
| Europe | 173 (7.5) | 11 (4) |
| North America | 63 (3) | 2 (1) |
| South America | 9 (0.5) | 0 |
| Unknown | 79 (3.5) | 5 (2) |
| Total | 2,336 | 249 |
a
Patients with culture-verified TB identified between 1992 and 1997.
b
Low-copy-number isolates from 1992 to June 1998.