Table 2. Rates of stroke, ACS and cardiovascular death among Chinese with type 2 diabetes with or without asymptomatic MCA stenosis.

	No. of events	Median (IQR), yr*	Person-years	Event rate†
Stroke
MCA stenosis	64	12.87 (6.1–14.9)	2857	2.24
No MCA stenosis	289	14.33 (10.6–15.5)	23765	1.22
ACS
MCA stenosis	82	12.60 (5.9–14.9)	2810	2.92
No MCA stenosis	373	14.26 (9.8–15.5)	23377	1.6
Cardiovascular death
MCA stenosis	35	13.91(8.74–15.15)	3158.59	1.11
No MCA stenosis	120	14.61(13.07–15.66)	25192.88	0.48

Abbreviations: ACS, acute coronary syndrome; IQR, interquartile range; MCA, middle cerebral artery.

*Derived from median follow-up period (25^th to 75^th quartile).

^†Derived from event rate per 100 person-years.