Table 2

Age-adjusted rates of AMI in patients with RA and in non-RA subjects per 1000 years

	NFAMI	FAMI	Total AMI	NFAMI	FAMI	Total AMI
RA (n=1779)	Males (n=553)			Females (n=1226)
AMI cases	53	33	86	67	61	128
Rate/1000 years	4.05	1.68^*	6.88^†	2.23^‡	1.61^‡	4.25^†
95% CI	3.04 to 5.18	1.16 to 2.32	5.50 to 8.46	1.72 to 2.81	1.22 to 2.04	3.57 to 5.06
Non-RA (n=478 627)	Males (n=257 331)			Females (n=478 627)
AMI cases	10967	4601	15568	3790	2183	5973
Rate/1000 years	3.24	1.09	4.27	1.30	0.72	2.24
95% CI	3.18 to 3.30	1.06 to 1.12	4.20 to 4.34	1.26 to 1.34	0.69 to 0.75	2.18 to 2.30

↵* p<0.001; RA males vs non-RA males and RA males vs RA females.
↵† p<0.001 RA vs non-RA.
↵‡ p<0.001 RA vs non-RA.
AMI, acute myocardial infarction; FAMI, fatal acute myocardial infarction; NFAMI, non-fatal acute myocardial infarction; RA, rheumatoid arthritis.