This Week In Cardiology

The obesity paradox in AF and paradoxes in general, digital health gets whacked again, and direct-to-consumer ads are the topics discussed by John Mandrola, MD in this week’s podcast. This podcast is intended for healthcare professionals only. To read a partial transcript or to comment, visit: https://www.medscape.com/twic I. Collider Bias and the Obesity Paradox - 'Obesity Paradox' in Atrial Fibrillation Challenged as Mortality Climbs With BMI https://www.medscape.com/viewarticle/979150 - Association of body mass index with outcomes in patients with newly diagnosed atrial fibrillation: GARFIELD-AF https://openheart.bmj.com/content/9/2/e002038 - Collider bias https://catalogofbias.org/biases/collider-bias/ - Pediatric obesity appears to lower the risk of diabetes if selection bias is ignored https://pubmed.ncbi.nlm.nih.gov/29374028/ - Effect of Caloric Restriction or Aerobic Exercise Training on Peak Oxygen Consumption and Quality of Life in Obese Older Patients With Heart Failure With Preserved Ejection Frac