Fig. 2

Trend of antibiotic resistance pattern in gram-negative bacteria isolated from patients in hospital in seven time periods. PTZ, Piperacillin/tazobactam; CAZ, Ceftazidime; CPM, Cefepime; SAM, Ampicillin/sulbactam; AN, Amikacin; CIP, Ciprofloxacin; MEM, Meropenem; COL, Colistin. Note: Period 4 coincided with peak COVID-19 pandemic conditions in our region