AAC(2 ′ ) | kanamycin B, tobramycin, dibekacin, and gentamicin C |
Eis2 | capreomycin, hygromycin B, amikacin, and kanamycin |
Eis1 | no affect on drug susceptibility |
from the early 1980s to 2013 | from 2.4 to 15.2 |
1997–2007 among the elderly population (>65 years) | from 20 to 47 |
1995–2006 | from 0.9 to 2.9 |