Fig. 3From: Prognosis of patients with severe hyponatraemia is related not only to hyponatraemia but also to comorbidities and to medical management: results of an observational retrospective studyPatient survival curves. Survival according to: a the nadir of plasma sodium, b community-acquired vs. hospital-acquired hyponatraemia, c the Charlson comorbidity index, d serum albumin tertiles, e the absence vs. normalisation of plasma sodium and f the performing of urine analysisBack to article page