The most frequently administered antimicrobials to patients with infections on study day were as follows: carbapenems (n = 322; 37.3%), followed by colistin (n = 180; 20.8%), cephalosporins (n = 120;13.9%), fluoroquinolones (n = 119;13.7%), glycopeptides (n = 90; 10.4%), antifungals (n = 70; 8.1%), tigecycline (n = 65; 7.5%), beta lactam-betalactamase inhibitors (n = 62; 7.2 0%), linezolid (n = 57; 6.6%), antivirals (n = 54; 6.2%), clindamycin (n = 36; 4.2%), metronidazole/ornidazole (n = 21; 2.4%), aminoglycosides (n = 15; 1.7%), and others (n = 25; 2.9%). This evidence concerns the gene LACTB and infection.