Severity of Vitamin D Deficiency Predicts Mortality in Ischemic Stroke Patients

Table 4

Results of crude and age-adjusted multivariable stepwise backward Cox proportional hazard regression for death and composite end point.

	Crude analysis			Age-adjusted analysis
	HR	95% CI		HR	95% CI
Death
years	1.80	1.08–2.98	<0.05	—	—	—
ng/mL	2.14	1.23–3.72	<0.01	2.17	1.24–3.77	<0.01
Modified Rankin scale (mRS) at	2.23	1.22–4.10	<0.05	2.23	1.21–4.11	<0.05
mRS at	5.79	3.61–9.31	<0.001	5.76	3.57–9.29	<0.001
Composite end point
years	1.70	1.09–2.68	<0.05	—	—	—
ng/mL	2.05	1.21–3.47	<0.01	2.07	1.22–3.50	<0.01
mRS at	1.95	1.05–3.64	<0.05	1.94	1.04–3.63	<0.05
mRS at	5.08	3.22–8.03	<0.001	5.05	3.18–8.01	<0.001