Table 1.
Incidence of linezolid resistance among Staphylococcus from ZAAPS global (2002–2010) and LEADER USA (2004–2010) surveillance programs
| Number of isolates tested |
|||||||
|---|---|---|---|---|---|---|---|
| LEADER |
Number of isolates resistant (S. aureus) |
Number of isolates resistant (CoNS) |
|||||
| Year | ZAAPSa | S. aureus | CoNS | ZAAPS | LEADER | ZAAPS | LEADER |
| 2002 | 502 | ND | ND | 0 | ND | 0 | ND |
| 2003 | 373 | ND | ND | 0 | ND | 0 | ND |
| 2004 | 419 | 2872 | 496 | 0 | 0 | 0 | 1 |
| 2005 | 465 | 3021 | 530 | 0 | 1 | 0 | 6 |
| 2006 | 657 | 2913 | 808 | 1 | 1 | 1 | 13 |
| 2007 | 1138 | 3318 | 1020 | 0 | 2 | 2 | 18 |
| 2008 | 1214 | 3156 | 856 | 0 | 3 | 3 | 15 |
| 2009 | 1184 | 3257 | 816 | 0 | 5 | 1 | 12 |
| 2010 | 3045 | 4540 | 676 | 0 | 1 | 3 | 8 |
ND, no data.
aNumbers of S. aureus or CoNS tested not separately noted.