Table 7.

Multivariate logistic regression analysis regarding recovery of kidney function

Variable	Odds ratio	95% Confidence interval	p value
Age	0.013	(− 0.027, 0.053)	0.518
Male gender	0.213	(− 0.529, 0.956)	0.547
In-hospital stay	0.194	(0.125, 0.263)	< 0.001
AKIN stage 3	− 1.725	(− 2.885, − 0.566)	0.004
Peak CRP (mg/L)	− 0.001	(− 0.006, 0.003)	0.547
NT-proBNP (pg/mL)	− 1.113e-5	(− 4.228e-5, 2.002e-5)	0.484
Initial sodium (mMol/L)	− 0.021	(− 0.119, 0.078)	0.684
Sodium at AKI onset (mMol/L)	− 0.078	(− 0.18, 0.023)	0.131
Initial potassium (mMol/L)	− 0.118	(− 0.696, 0.46)	0.689
Potassium at AKI onset (mMol/L)	− 0.455	(− 1.033, 32.121)	0.124

In-hospital stay (positive) and AKIN stage 3 (negative) were predictive

Statistically significant p values are in bold (p < 0.05)