Diabetic ketoacidosis in patients with type 2 diabetes: Risk factors for mortality and adverse outcomes

Table 6 Cox proportional hazards model analysis examining the long-term mortality risk after index hospitalisation

Predictor	Coefficient	Exp (coefficient)	Std. error	95%CI	P value
Age	0.04	1.04	0.01	0.02 to 0.06	< 0.005
Use of metformin	1.89	6.62	0.53	0.85 to 2.93	< 0.005
Use of sulfonylureas	2.13	8.39	0.66	0.83 to 3.42	< 0.005
Cerebrovascular disease	-1.08	0.34	0.44	-1.94 to -0.22	0.01
Dementia	3.02	20.54	0.67	1.72 to 4.33	< 0.005