TABLE 2.
Distribution of IS1081 types of M. tuberculosis isolates in each regiona
| Country | No. (%) of isolates of the following type:
|
Total | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | ||
| China | 5 (7.8) | 50 (78.1) | 1 (1.6) | 6 (9.4) | 2 (3.2) | 64 (100.0) | |||||||||||
| Mongolia | 6 (24.0) | 13 (52.0) | 1 (4.0) | 4 (16.0) | 1 (4.0) | 25 (100.0) | |||||||||||
| Hong Kong | 1 (7.1) | 3 (21.4) | 9 (64.3) | 1 (7.1) | 14 (100.0) | ||||||||||||
| Korea | 37 (26.8) | 2 (1.4) | 96 (69.6) | 1 (0.7) | 2 (1.4) | 138 (100.0) | |||||||||||
| Philippines | 6 (17.6) | 1 (2.9) | 6 (17.6) | 19 (55.9) | 2 (5.9) | 34 (100.0) | |||||||||||
| Thailand | 16 (32.7) | 1 (2.0) | 24 (49.0) | 1 (2.0) | 5 (10.2) | 2 (4.1) | 49 (100.0) | ||||||||||
| Malaysia | 25 (52.1) | 2 (4.2) | 16 (33.3) | 1 (2.1) | 1 (2.1) | 1 (2.1) | 1 (2.1) | 1 (2.1) | 48 (100.0) | ||||||||
| Vietnam | 24 (48.0) | 1 (2.0) | 19 (38.0) | 2 (4.0) | 1 (2.0) | 1 (2.0) | 1 (2.0) | 1 (2.0) | 50 (100.0) | ||||||||
a
Type C was found to be dominant in China, Mongolia, Hong Kong, and Korea, while the novel type J was dominant in the Philippines. Thai strains showed characteristics of both the C and the A types. In Malaysia and Vietnam, type A was dominant.