At baseline , the psoriasis patients were younger ( 65 7 vs. 67 7 years ) and had less left ventricle hypertrophy by ECG Sokolow-Lyon voltage ( 27.6 9.7 vs. 30.1 10.4 mm ) ; higher hemoglobin ( 6.3 2.2 vs. 6.0 2.7 mmol/l ) and prevalence of diabetes ( 20.6 vs. 12.8 % , P 0.004 ) than patients without psoriasis .