TABLE 2.
Changing trend of penicillin nonsusceptibility among pneumococcal isolates from Asia
| Country | MIC90 (mg/liter)
|
% Nonsusceptible strains (I/R)
|
||||
|---|---|---|---|---|---|---|
| Clinical pathogens (n = 685) (2000-2001) | Carriage isolatesa (n = 1,105) (1998-1999) | Clinical isolatesb (n = 996) (1996-1997) | Clinical pathogens (n = 685) (2000-2001) | Carriage isolatesa (n = 1,105) (1998-1999) | Clinical isolatesb (n = 996) (1996-1997) | |
| Korea | 4 | 2 | 8 | 9.7/54.8 | 54.5/31.3 | 24.3/55.4 |
| China | 2 | 0.06 | 0.06 | 19.8/23.4 | 13.4/0 | 9.8/0 |
| Thailand | 2 | 0.75 | 1 | 26.9/26.9 | 41.8/3.8 | 35.7/22.2 |
| Taiwan | 4 | 1 | 8 | 24.6/38.6 | 43.5/47.8 | 9.3/29.4 |
| India | 0.03 | 0.06 | 0.06 | 7.8/0 | 12.8/0 | 3.8/0 |
| Sri Lanka | 2 | 0.9 | 0.5 | 71.4/14.3 | 70.6/5.9 | 41.2/0 |
| Singapore | 2 | 2 | 2 | 28.6/17.1 | 26.8/19.5 | 4.9/18.2 |
| Malaysia | 2 | 0.06 | 0.06 | 9.1/29.5 | 8.4/4.9 | 6.0/3.0 |
| Vietnam | 4 | 1.5 | NAc | 20.6/71.4 | 58.2/12.2 | 28.2/32.6 |
| Philippines | 0.25 | 0.02 | NA | 27.3/0 | 2.1/0 | NA/NA |
| Saudi Arabia | 2 | 1.5 | NA | 20.5/10.3 | 34.6/15.4 | NA/NA |
| Hong Kong | 4 | NA | NA | 24.1/43.8 | NA/NA | NA/NA |
| Total | 2.36 | 0.9 | 2.46 | 24.2/27.5 | 33.3/12.8 | 18.1/17.8 |