Table 2.

Rates of incident cardiovascular disease (CVD) events (per 100 person-years) in the 104 patients with RA, according to cIMT in tertiles and carotid plaque occurrence on carotid ultrasound at the 5-year assessment.

Followup Periods and VariablesIncident CVD Events, n (95% CI)Person-yrsRate per 100 Person-yrs (95% CI)
Whole study period
  cIMT, low tertiles10 (3.8–16.2)8831.13 (0.43–1.83)
  cIMT, upper tertile6 (1.2–10.8)3751.6 (0.32–2.88)
  Plaque none/unilateral6 (1.2–10.8)8400.71 (0.14–1.29)
  Plaques bilateral10 (3.8–16.2)4182.39 (0.91–3.88)
After ultrasound examination of carotids
  cIMT, low tertiles10 (3.8–16.2)5041.98 (0.75–3.21)
  cIMT, upper tertile6 (1.2–10.8)214.52.8 (0.56–5.03)
  Plaque none/unilateral6 (1.2–10.8)493.51.22 (0.24–2.2)
  Plaques bilateral10 (3.8–16.2)2254.44 (1.69–7.2)
  • cIMT: carotid intima-media thickness.