Cox proportional analysis for in-hospital mortality in AHF patients.

<p>AHF: acute heart failure; K(+)R(−)/K(+)A(−): AKI diagnosed by KDIGO criteria but missed by RIFLE and AKIN; OR: odds ratio; AKI: acute kidney injury;</p>a<p>: including 1005 AHF patients;</p>b<p>: including 724 AHF patients (614 without AKI and 110 with AKI diagnosed by KDIGO criteria but missed by RIFLE and AKIN criteria);</p>c<p>: adjusted by gender, age, hemoglobin, serum albumin, medication with ACEI or ARB and diuretic and AKI.</p><p>Cox proportional analysis for in-hospital mortality in AHF patients.