In both group's patients, most of the Staphylococcus spp isolates were sensitive to Vancomycin, Fosfomycin, Teicoplanin (P >0.05); most of E coli isolates were sensitive Carbapenems, Sulbactam / Cefoperazone and Amikacin and the majority of them were resistant to Fluroquinolons (P >0.05).