Table 2

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

NFAMIFAMITotal AMINFAMIFAMITotal AMI
RA (n=1779)Males (n=553)Females (n=1226)
 AMI cases5333866761128
 Rate/1000 years4.051.68*6.882.231.614.25
 95% CI3.04 to 5.181.16 to 2.325.50 to 8.461.72 to 2.811.22 to 2.043.57 to 5.06
Non-RA (n=478 627)Males (n=257 331)Females (n=478 627)
 AMI cases10967460115568379021835973
 Rate/1000 years3.241.094.271.300.722.24
 95% CI3.18 to 3.301.06 to 1.124.20 to 4.341.26 to 1.340.69 to 0.752.18 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.