High cortisol levels are associated with oxidative stress and mortality in maintenance hemodialysis patients

BMC Nephrology

Table 3 Multivariate Cox proportional hazard model for patient death

Variables	Hazard ratio	95% confidence interval	P value
Age (per year)	1.058	0.991-1.129	0.093
Male (vs. female)	0.679	0.216-2.131	0.507
Diabetes mellitus	7.312	0.855-62.55	0.069
Plasma Hb (per 1 g/dL increase)	0.891	0.49-1.619	0.891
Serum albumin (per 1 g/dL increase)	0.528	0.077-3.633	0.517
Serum potassium (per 1 mEq/L increase)	1.198	0.609-2.357	0.6
LVSD	2.975	0.89-9.947	0.077
Serum cortisol (μg/dL)	1.234	1.022-1.49	0.029

A single model of multivariate Cox regression was used to define the independent risk factors for patient death. CI confidence interval; HR hazard ratio; LVDD left ventricular diastolic dysfunction; LVSD left ventricular systolic dysfunction

ISSN: 1471-2369