Materials and Methods Types of studies The pooled prevalence of bacterial coinfection, pooled prevalence of certain bacteria (Acinetobacter baumannii, Escherichia coli, Klebsiella pneumoniae, Pseudomonas aeruginosa and Staphylococcus aureus) isolated from patients with positive bacterial coinfection and the pooled prevalence of antibiotic resistance bacteria (CRE, CRAB, CRPA, VRE, MRSA and ESBL‑producing Enterobacteriaceae) among hospitalized COVID-19 patients was assessed using a systematic...