External quality assessment (EQA) of the performance of laboratories participating in the European Antimicrobial Resistance Surveillance Network (EARS-Net), 2022

This report describes and summarises the results of the 2022 external quality assessment (EQA) of antimicrobial susceptibility testing (AST) by clinical laboratories that participate in the European Antimicrobial Resistance Surveillance Network (EARS-Net). It includes a short conclusion on the capacities of the participating laboratories, and recommendations for improvement. For the first time, all 30 EU/EEA countries participated in the EARS-Net EQA exercise.