Impact of High-Dose Influenza Vaccine on Cardiorespiratory Outcomes in Older Adults: An Updated Systematic Review and Meta-Analysis.
INTRODUCTION Older adults face an increased risk of influenza-related complications, particularly cardiovascular (CV) events. The comparative effectiveness of high-dose inactivated influenza vaccine (HD-IIV) versus standard-dose inactivated influenza vaccine (SD-IIV) for these outcomes remains uncertain. METHODS Data...