Method
40 patients, divided into 28 men and 12 women, mean age 59,8± 15,1 years, received a CRT device between January 2010 and June 2014, mean age 59,8± 15,1 years. Ten of them had atrial fibrillation managed by drugs to control the rate in 6 cases and by ablation of the atrioventricular node in the other 4 cases.