During hospitalization, 47% of patients aged 80 or older died versus 37% aged 18–79, while older patients received less advanced support.During hospitalization, 47% of patients aged 80 or older died versus 37% aged 18–79, while older patients received less advanced support.
Higher heart age relative to actual age was linked to atrial fibrillation, an irregular heartbeat, with hazard ratios of 1.26–1.37, indicating higher relative risk.Higher heart age relative to actual age was linked to atrial fibrillation, an irregular heartbeat, with hazard ratios of 1.26–1.37, indicating higher relative risk.