Table 2.

Annual Rates of Cardiovascular Disease (MI and Stroke), among SLE patients enrolled in Medicaid within the 29 most populated U.S. states, 2000–2010, Overall and by Race/Ethnicity

	Number of Patients	Age at Event, Mean (SD)	Number of Events	Person-years, mean (SD)	IR* (95% CI)	IRR** (95%CI)
Cardiovascular Disease (MI or stroke)
All patients	65,788	48.00 (11.41)	2,259	3.69 (3.03)	9.31 (8.93–9.70)	-
White	25,204	50.32 (10.93)	814	3.62 (3.00)	8.91 (8.32–9.54)	1.0 (ref)
Black	27,470	46.71 (11.19)	1,070	3.68 (3.02)	10.57 (9.96–11.22)	1.18 (1.13–1.23)
Hispanic	10,562	46.73 (12.15)	304	3.85 (3.11)	7.48 (6.68–8.37)	0.84 (0.79–0.90)
Asian	1,827	43.67 (12.41)	46	3.80 (3.07)	6.63 (4.97–8.85)	0.75 (0.65–0.86)
American Indian/Alaska Native	725	50.60 (12.08)	25	3.66 (3.01)	9.42 (6.37–13.94)	1.06 (0.88–1.28)

^*IR = incidence rate, annual CVD event rate per 1,000 person years, IRR: incidence rate ratio, SD: Standard deviation; Cell sizes of < 11 individuals =suppressed in accordance with Federal reporting requirements