Missing Data
The main reasons for missing functional or cognitive data were patient withdrawal (12 [10.0%]) or loss to follow-up (13 [10.9%]), with no evidence of more missing data by allocated drug. Patients without vs with 12-month cognitive data were more often male, were more dependent, and had lower tMoCA scores at baseline, but without differences by allocated drug (eTables 5B and 6A-C in 