Table 1.
Susceptibility results of common Gram-positive bacteria to select antimicrobial agents
| % isolates susceptible (no. isolates reported) | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Organism/region (no. isolates tested) | AMP | CFZ | CTX | CLI | DAP | ERY | GEN | LZD | MXF | NIT | OXA | PEN | Q-D | TET | SXT | VAN |
| Staphylococcus aureus | ||||||||||||||||
| All (19,515) | - | 46 (18,727) | - | 72 (19,253) | 100 (7,041) | - | 98 (12,956) | 100 (11,037) | - | - | 47 (18,727) | - | - | 96 (19,315) | 99 (19,312) | 100 (18,890) |
| Central (3,602) | - | 49 (3,602) | - | 72 (3,402) | 100 (1,712) | - | 99 (1,712) | 100 (1,712) | - | - | 49 (3,602) | - | - | 96 (3,402) | 99 (3,402) | 100 (3,402) |
| Northwest (3,883) | - | 45 (3,883) | - | 70 (3,883) | 100 (1,531) | - | 98 (3,883) | 100 (2,710) | - | - | 44 (3,883) | - | - | 94 (3,883) | 98 (3,883) | 100 (3,883) |
| Northeast (5,389) | - | 48 (5,045) | - | 67 (5,327) | 100 (2,995) | - | 97 (5,045) | 100 (4,725) | - | - | 48 (5,045) | - | - | 97 (5,389) | 99 (5,386) | 100 (5,389) |
| Southwest (6,246) | - | 45 (5,802) | - | 79 (6,246) | 100 (576) | - | 98 (1,921) | 100 (1,495) | - | - | 46 (5,802) | - | - | 96 (6,246) | 98 (6,246) | 100 (5,821) |
| Southeast (395) | - | 42 (395) | - | 69 (395) | 100 (227) | - | 98 (395) | 100 (395) | - | - | 42 (395) | - | - | 94 (395) | 97 (395) | 100 (395) |
| Coagulase-negative staphylococci | ||||||||||||||||
| All (13,289) | - | 38 (12,784) | - | 64 (13,160) | - | - | 85 (9,644) | - | - | - | 39 (12,143) | - | - | 83 (11,833) | - | 100 (13,237) |
| Central (3,043) | - | 33 (3,043) | - | 58 (3,043) | - | - | 82 (1,332) | - | - | - | 33 (3,043) | - | - | 82 (3,043) | - | 100 (3,043) |
| Northwest (2,420) | - | 41 (2,420) | - | 62 (2,420) | - | - | 85 (2,420) | - | - | - | 42 (2,038) | - | - | 83 (2,420) | - | 100 (2,420) |
| Northeast (4,764) | - | 42 (4,475) | - | 66 (4,635) | - | - | 86 (4,476) | - | - | - | 42 (4,379) | - | - | 83 (4,764) | - | 100 (4,764) |
| Southwest (2,548) | - | 35 (2,332) | - | 69 (2,548) | - | - | 83 (902) | - | - | - | 38 (2,169) | - | - | 84 (1,092) | - | 100 (2,496) |
| Southeast (514) | - | 45 (514) | - | 72 (514) | - | - | 89 (514) | - | - | - | 45 (514) | - | - | 81 (514) | - | 100 (514) |
| Streptococcus pneumoniae | ||||||||||||||||
| All (2,294) | - | - | 91 (706) | - | - | 55 (972) | - | - | 99 (803) | - | - | 50 (2,294) | - | 75 (813) | - | 100 (956) |
| Central (195) | - | - | 87 (186) | - | - | 54 (186) | - | - | 97 (102) | - | - | 52 (195) | - | 79 (186) | - | 100 (186) |
| Northwest (430) | - | - | 92 (169) | - | - | 57 (190) | - | - | 100 (169) | - | - | 31 (430) | - | 74 (190) | - | 100 (216) |
| Northeast (429) | - | - | 96 (278) | - | - | 64 (314) | - | - | 100 (278) | - | - | 50 (429) | - | 75 (314) | - | 100 (230) |
| Southwest (1,044) | - | - | 88 (41) | - | - | 41 (250) | - | - | 97 (222) | - | - | 66 (1,044) | - | 71 (91) | - | 100 (292) |
| Southeast (196) | - | - | 81 (32) | - | - | 65 (32) | - | - | 100 (32) | - | - | 12 (196) | - | 82 (32) | - | 100 (32) |
| Organism/region (no. isolates tested) | AMP | CFZ | CTX | CLI | DAP | ERY | GEN | LZD | MXF | NIT | OXA | PEN | Q-D | TET | SXT | VAN |
| Enterococcus faecalis | ||||||||||||||||
| All (4,390) | 97 (4,254) | - | - | - | - | - | - | 99 (2,914) | - | 97 (3,966) | - | 97 (4,174) | - | - | - | 98 (4,390) |
| Central (777) | 98 (777) | - | - | - | - | - | - | 100 (413) | - | 99 (413) | - | 98 (777) | - | - | - | 98 (777) |
| Northwest (1,200) | 97 (1,200) | - | - | - | - | - | - | 100 (604) | - | 99 (1,200) | - | 97 (1,200) | - | - | - | 98 (1,200) |
| Northeast (1,391) | 98 (1,255) | - | - | - | - | - | - | 99 (1,100) | - | 99 (1,331) | - | 98 (1,255) | - | - | - | 98 (1,391) |
| Southwest (874) | 97 (874) | - | - | - | - | - | - | 98 (649) | - | 91 (874) | - | 97 (794) | - | - | - | 99 (874) |
| Southeast (148) | 98 (148) | - | - | - | - | - | - | 98 (148) | - | 99 (148) | - | 98 (148) | - | - | - | 100 (148) |
| Enterococcus faecium | ||||||||||||||||
| All (1,090) | 10 (1,072) | - | - | - | - | - | - | 98 (951) | - | - | - | 10 (1,057) | 99 (951) | - | - | 25 (1,089) |
| Central (248) | 8 (248) | - | - | - | - | - | - | 100 (109) | - | - | - | 8 (248) | 100 (109) | - | - | 22 (248) |
| Northwest (257) | 9 (257) | - | - | - | - | - | - | 97 (257) | - | - | - | 9 (257) | 99 (257) | - | - | 30 (257) |
| Northeast (441) | 11 (363) | - | - | - | - | - | - | 98 (441) | - | - | - | 10 (424) | 98 (441) | - | - | 23 (441) |
| Southwest (105) | 13 (31) | - | - | - | - | - | - | 96 (105) | - | - | - | 11 (89) | 99 (105) | - | - | 25 (104) |
| Southeast (39) | 18 (39) | - | - | - | - | - | - | 97 (39) | - | - | - | 18 (39) | 100 (39) | - | - | 33 (39) |
Abbreviations: AMP ampicillin, CFZ cefazolin, CTX cefotaxime, CLI clindamycin, DAP daptomycin, ERY erythromycin, GEN gentamicin, LZD linezolid, MXF moxifloxacin, NIT nitrofurantoin, OXA oxacillin, PEN penicillin, Q-D quinupristin/dalfopristin, TET tetracycline, SXT trimethoprim/sulfamethoxazole, VAN vancomycin.