The Positive and Negative Effects of Calcium Supplementation on Mortality in Septic ICU Patients Depend on Disease Severity: A Retrospective Study from the MIMIC-III

Table 3

Cox regression analysis showing variables associated with hospital mortality.

	B	S.E.	Wald	value	HR	95% CI for HR
						Lower	Upper
Age	0.026	0.003	62.956	<0.001	1.027	1.020	1.033
iCa at first ICU admission	−0.866	0.351	6.075	0.014	0.421	0.211	0.837
Congestive heart failure	0.100	0.110	0.833	0.361	1.105	0.891	1.371
Cardiac arrhythmias	0.252	0.099	6.444	0.011	1.286	1.059	1.562
Renal failure	0.082	0.117	0.497	0.481	1.086	0.863	1.366
Liver disease	0.722	0.108	44.603	<0.001	2.059	1.665	2.544
Coagulopathy	0.159	0.108	2.170	0.141	1.172	0.949	1.448
Metastatic cancer	0.673	0.152	19.607	<0.001	1.961	1.455	2.641
Fluid electrolyte	0.374	0.099	14.209	<0.001	1.453	1.197	1.765