Table 2.

Multivariable stepwise logistic regression analysis for 30-day mortality

	Univariable analysis			Multivariable stepwise logistic regression analysis
	OR	95%CI	P	OR	95%CI	P
FGF-23 per 10LOG	2.08	1.41–3.06	<0.001	1.80	1.11–2.92	0.02
Age per 10 years	1.30	1.02–1.66	0.03	-	-	-
Ejection fraction per 10%	0.59	0.44–0.80	<0.001	0.63	0.46–0.86	0.003
Diabetes mellitus	1.21	0.65–2.24	0.54
Serum lactate per 10LOG	7.90	2.79–22.42	<0.001	4.18	1.17–14.87	0.03
Serum creatinine per 10LOG	15.35	2.92–80.77	0.001	-	-	-
Troponin T per 10LOG	1.29	0.80–2.07	0.30
Known peripheral artery disease	1.28	0.52–3.15	0.59
Systolic blood pressure per 10 mmHg	0.93	0.81–1.08	0.33
Randomized to control group	1.13	0.62–2.04	0.69
Female gender	1.46	0.77–2.76	0.25
Three-vessel disease	1.57	0.86–2.85	0.14
Resuscitation prior randomization	1.36	0.74–2.50	0.33
Mechanical ventilation at admission.	1.43	0.79–2.60	0.24

OR: odds ratio; CI: confidence interval; FGF-23: fibroblast growth factor 23.