Demographic Characteristics, Medication Use, and Medical History
Of 15 076 participants enrolled in the ADAPTABLE study, 10 678 (70.1%) reported the aspirin formulation used (median [IQR] age, 68.0 [61.3-73.7] years; 7285 [68.2%] men and 3393 [31.8%] women; 900 [8.4%] Black or African American, 8965 [84.0%] White, 482 [4.5%] other race (Asian, American Indian or Alaska Native, multiple race, or other), and 331 missing race data or preferred not to say; 270 [2.5%] Hispanic, 10 051 [94.2%] non-Hispanic, and 354 [3.3%] did not respond to ethnicity query) (