Table 3: Microorganisms identified in cultures of intraoperative tissue - Belo Horizonte, 2007-2011.
| Identified Microorganisms | Resistance profile | Total | % | 
| Gram-positive | |||
| Staphylococcus aureus | 2 | 4 | 33.3 | 
| Enterococcus faecalis | 0 | 2 | 16.7 | 
| Gram-negative | |||
| Acinetobacter baumannii | 3 | 3 | 25.0 | 
| Klebsiella pneumoniae ESBL | 2 | 2 | 16.7 | 
| Proteus mirabilis | 1 | 2 | 16.7 | 
| Enterobacter cloacae | 0 | 1 | 8.3 | 
| Escherichia coli ESBL | 1 | 1 | 8.3 | 
| Klebsiella oxytoca | 0 | 1 | 8.3 | 
| Serratia marcescens | 0 | 1 | 8.3 |