Use of βblockers in patients with heart failure and atrial fibrillation in tertiary care hospitals of Lahore

Aim: to determine use of β blockers in patients with heart failure(hf) and atrial fibrillation(af) in tertiary care hospitals of lahore included punjab institute of cardiology,mayo hospital and gulabdevi hospital,lahore. methods: for this cross sectional study,we get individual patient data from different tertiary care hospitals of lahore. sample size of 5750 patients were included in study. patients data from jan 2015 to dec 2016 was taken. sinus rhythm presence was curtained from electrocardiograph baseline. analysis was made by intention to treat patients of heart failure and atrial fibrillation were selected. results: 5750 patients were analyze and asses,and sinus rhythm patients was 4625 (73%) and had atrialfibrillation patients 976(15%) at baseline. patients with 35% to 50% ejection fraction were included. there were mean crude death rates 11% (632 of 5750) of sinus rhythm patients. therapy of betablockers had significant reduction in mortality with sinus rhythm heart failure patients and in patients withchornic atrial fibrillation and with age more than 65 years of age. atrial fibrillation efficacy is deficient ingroups of sex,age,heart rate,left ventricular ejection fraction and medical therapy. conclusion: beta blockers is suitable as primary therapy in chronic atrial fibrillation and chornic heart failure. according to findings beta blockers should not use vigorously alone in respect to other disease control medications.