Figure 1From: Rheumatoid arthritis is an independent risk factor for multi-vessel coronary artery disease: a case control studyKaplan-Meier survival curves in CAD patients. Curves include all subjects with CAD classified according to pre-existent RA and to the number of diseased coronary vessels. (a) Survival probability was lower in patients with RA (P = 0.097) and (b) in patients with three affected vessels (P = 0.059).Back to article page