Table 2.

Event rates (per 10,000 patient years).

	PAN+	GPA++	Control
AMIs ∗ (%)
18–44	9 (25.7%)	1 (2.6%)	8683 (0.47%)
45–65	3 (6.5%)	2 (2.8%)	29208 (4.37%)
>65	3 (7.0%)	2 (4.7%)	39319 (11.09%)
CVAs ∗∗ (%)
18–44	0 (0%)	0 (0%)	1745 (0.09%)
45–65	6 (13.0%)	4 (5.6%)	11836 (1.77%)
>65	4 (9.3%)	1 (2.3%)	22434 (6.33%)
AMI event rate   per 10,000 patient years (95%  CI∗∗∗)
Males
18–44	268.1 (67.1–1070.2)	—	8.9 (8.7–9.2)
45–65	102.2 (14.4–725.8)	—	70.5 (69.6–71.5)
>65	171.2 (42.8–684.3)	139.5 (19.7–990.4)	181.1 (178.6–183.6)
Females
18–44	172.3 (43.1–689.0)	71.5 (10.1–507.5)	1.9 (1.8–2.1)
45–65	—	—	22.9 (22.4–23.4)
>65	—	—	114.5 (112.9–116.1)
CVA event rate   (per 10,000 patient years)
Males
18–44	—	—	1.2 (1.1–1.3)
45–65	381.4 (143.2–1016.3)	147.2 (36.8–588.5)	23.5 (23.0–24.1)
>65	173.9 (43.5–695.2)	—	99.2 (98.0–101.1)
Females
18–44	—	—	0.9 (0.8–0.9)
45–65	182.8 (45.7–731.1)	112.4 (28.1–449.7)	13.2 (12.8–13.6)
>65	138.2 (19.5–981.2)	—	66.6 (65.4–67.8)

⁺PAN = polyarteritis nodosa

⁺⁺GPA = granulomatosis with polyangiitis

^∗AMI = acute myocardial infarction

^∗∗CVA = cerebrovascular accident

^∗∗∗CI = confidence interval.