Fig. 3

Adherence to critical treatment steps of acute heart failure (AHF) and pulmonary oedema as defined by the guidelines of the European Society of Cardiology [25] and of acute hyponatraemia as defined by the guidelines of the Hyponatraemia Guidelines Development Group [17]. Data on frequency are taken from Table 1: AHF/pulmonary oedema (five evidence-based items) and acute hyponatraemia (three evidence-based items) management tasks. ***p < 0.001