Results

The trial population (n=2,637), of which 1,355 (51%) were female, had a median age of 81 years (interquartile range, 74–87 years) and a median of 9 (interquartile range, 5 to 13) medications prescribed (Table 1). The total study population and the 400 randomly selected patients were similar in terms of baseline characteristics (full list of baseline characteristics for total study population and random selection in Supporting Information S2).