Decreased Mortality with Beta-Blocker Therapy in HFpEF Patients Associated with Atrial Fibrillation

Figure 1

The flow diagram of screening, including, and follow-up. 955 patients were screened, of which 749 were excluded according to the exclusion criteria，206 patients were included in this study, 15 patients were lost to follow-up, and 191 patients were followed up by 49 months on the average.