The challenge of recruiting multimorbid older patients identified in a hospital database to a randomised controlled trial
BACKGROUND: Research involving multimorbid older patients is gaining momentum. However, little is known about how to plan a randomised controlled trial (RCT) involving this group of patients. An evidence-based approach to the challenges of a recruitment process could guide researchers and help prevent underpowered trials.AIM: To define the number of multimorbid older patients that need to be ident