Methodological Remarks in the Meta-Analysis on the Impact of Baseline Pulmonary Hypertension on Post Transcatheter Aortic Valve Implantation Outcomes

In this way, they excluded from their consideration studies that reported mortality outcomes in patients with PH versus those without PH, with hazard ratios.5 A more analytical approach could include separate analyses for studies reporting outcomes as absolute event rates and adjusted hazard ratios. [...]adjusted hazard ratios take into account the co-morbidities and can be more accurate indicators of the impact that baseline PH has. [...]we believe that the results reported by Tang et al...