Table 2 Antimicrobial susceptibility (%S) to the carbapenems among Gram-negative organisms collected from individual countries (2004 – 2010)
Country | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Antimicrobial | Argentina | Brazil | Chile | Colombia | Guatemala | Honduras | Mexico | Panama | Venezuela | |
non-ESBL E. coli | ||||||||||
Imipenem | N | 216/219 | 40/40 | 47/47 | 67/71 | - | - | 64/64 | - | 21/21 |
%S | 98.6 | 100 | 100 | 94.4 | - | - | 100 | - | 100 | |
Meropenem | N | 448/449 | 164/164 | 130/130 | 386/390 | 174/182 | 45/46 | 569/582 | 84/84 | 165/165 |
%S | 99.8 | 100 | 100 | 99.0 | 95.6 | 97.8 | 97.8 | 100 | 100 | |
ESBL E. coli | ||||||||||
Imipenem | N | 28/29 | 10/10 | 29/29 | 17/18 | - | - | 51/52 | - | - |
%S | 96.6 | 100 | 100 | 94.4 | - | - | 98.1 | - | ||
Meropenem | N | 71/72 | 32/33 | 65/65 | 38/40 | 76/81 | 30/31 | 337/346 | 16/16 | 27/29 |
%S | 98.6 | 97.0 | 100 | 95.0 | 93.8 | 96.8 | 97.4 | 100 | 93.1 | |
non-ESBL K. pneumoniae | ||||||||||
Imipenem | N | 120/121 | 17/17 | 29/29 | 34/35 | - | - | 47/47 | - | 10/10 |
%S | 99.2 | 100 | 100 | 97.1 | - | - | 100 | - | 100 | |
Meropenem | N | 297/303 | 88/92 | 63/67 | 290/316 | 83/93 | 16/20 | 495/516 | 53/54 | 156/163 |
%S | 98.0 | 95.7 | 94.0 | 91.8 | 89.2 | 80.0 | 95.9 | 98.1 | 95.7 | |
ESBL K. pneumoniae | ||||||||||
Imipenem | N | 91/93 | 20/23 | 35/35 | 16/18 | - | - | 19/19 | - | - |
%S | 97.8 | 87.0 | 100 | 88.9 | - | - | 100 | - | - | |
Meropenem | N | 170/177 | 78/82 | 102/112 | 47/63 | 76/96 | 50/55 | 160/172 | 32/35 | 28/31 |
%S | 96.0 | 95.1 | 91.1 | 74.6 | 79.2 | 90.9 | 93.0 | 91.4 | 90.3 | |
K. oxytoca | ||||||||||
Imipenem | N | 32/32 | - | - | 13/13 | - | - | 11/11 | - | - |
%S | 100 | - | - | 100 | - | - | 100 | - | - | |
Meropenem | N | 38/38 | 17/17 | 15/15 | 37/38 | - | - | 106/110 | - | - |
%S | 100 | 100 | 100 | 97.4 | - | - | 96.4 | - | - | |
Enterobacter spp. | ||||||||||
Imipenem | N | 210/222 | 44/47 | 58/58 | 56/59 | - | - | 58/58 | - | 25/25 |
%S | 94.6 | 93.6 | 100 | 94.9 | - | - | 100 | - | 100 | |
Meropenem | N | 494/502 | 187/195 | 161/171 | 347/384 | 83/105 | 29/34 | 622/651 | 66/70 | 176/183 |
%S | 98.4 | 95.9 | 94.2 | 90.4 | 79.0 | 85.3 | 95.5 | 94.3 | 96.2 | |
S. marcescens | ||||||||||
Imipenem | N | 83/91 | 18/20 | 30/31 | 37/41 | - | - | 23/26 | - | 10/11 |
%S | 91.2 | 90.0 | 96.8 | 90.2 | - | - | 88.5 | - | 90.9 | |
Meropenem | N | 203/210 | 77/78 | 70/71 | 138/144 | 42/45 | 14/15 | 220/234 | 25/25 | 69/70 |
%S | 96.7 | 98.7 | 98.6 | 95.8 | 93.3 | 93.3 | 94.0 | 100 | 98.6 | |
A. baumannii | ||||||||||
Imipenem | N | 72/148 | 13/30 | 35/39 | 21/35 | - | - | 30/30 | - | 7/11 |
%S | 48.6 | 43.3 | 89.7 | 60.0 | - | - | 100 | - | 63.6 | |
Meropenem | N | 48/321 | 29/118 | 37/139 | 95/220 | 43/141 | 14/51 | 202/333 | 8/48 | 21/96 |
%S | 15.0 | 24.6 | 27.0 | 43.2 | 30.4 | 27.5 | 60.7 | 16.7 | 21.9 | |