Changes in vessel-wall thickness and vessel-wall area in the thoracic aorta Atorvastatin 20 mg (n=25 lesions) Atorvastatin 5 mg (n=25 lesions) p (20 mg vs 5 mg) Maximal vessel-wall thickness Baseline (mm) 3.8 3.7 NS 12 months (mm) 3.3 <0.05 Change (%) -12.0 +1.0 <0.001 p (compared with baseline) - Vessel-wall area Baseline (mm2) 135 12 months (mm2) 112 139 -18.0 +4.0 — Yonemura A et al. J Am Coll Cardiol 2005; 45:733-42.
Changes in vessel-wall thickness and vessel-wall area in the abdominal aorta Atorvastatin 20 mg (n=35 lesions) Atorvastatin 5 mg (n=40 lesions) p (20 mg vs 5 mg) Maximal vessel-wall thickness Baseline (mm) 3.3 3.2 NS 12 months (mm) Change (%) -1.0 +5.0 <0.02 p (compared with baseline) <0.01 — Vessel-wall area Baseline (mm2) 85 81 12 months (mm2) 87 89 +3.0 +12.0 <0.05 <0.001 Yonemura A et al. J Am Coll Cardiol 2005; 45:733-42.