Stroke Risk among Patients with Type 2 Diabetes Mellitus in Zhejiang: A Population-Based Prospective Study in China

Table 4

SIRs in age at diagnosis of T2DM compared with general population, 2007–2013 (1/100,000 person-years).

Subtypes	<60 years old					≥60 years old
	Diabetes		General population		SIR (95% CI)	Diabetes		General population		SIR (95% CI)
		Incidence		Incidence			Incidence		Incidence
Total	1245	274.90	54611	56.16	4.89 (4.63–5.17)	7370	1674.99	253150	1441.32	1.16 (1.14–1.19)
I60	19	4.21	2791	2.87	1.47 (0.94–2.30)	64	15.01	3514	20.01	0.75 (0.58–0.96)
I61	177	39.24	17051	17.53	2.24 (1.93–2.59)	854	199.64	55261	314.63	0.63 (0.59–0.68)
I63	1030	227.64	33710	34.67	6.57 (6.18–6.98)	6279	1433.67	183804	1046.50	1.37 (1.34–1.40)
I64	19	4.22	1059	1.09	3.87 (2.47–6.07)	173	40.56	10571	60.19	0.67 (0.58–0.78)

I60: subarachnoid hemorrhage; I61: intracerebral hemorrhages; I63: cerebral infarctions; I64: unspecified strokes.