Fig. 3

The quarterly analysis of the proportions of extended-spectrum β-lactamase-producing Escherichia coli in (A) urine and (C) blood E. coli isolates and the number of urine (B) and blood (D) E. coli isolates tested, Finland, 2018–2022. ESBL+: extended-spectrum β-lactamase-producing Escherichia coli, Q1-Q4: quarter 1–4