Willing to participate %	OR (95 % CI)	aOR* (95 % CI)
Race/Ethnicity
Non-Latino white	34 %	Ref	Ref
African American	44 %	1.31 (0.89–1.92)	1.69 (1.01–2.82)°
Asian	30 %	0.85 (0.55–1.32)	0.86 (0.46–1.61)
Latino	55 %	2.21 (1.55–3.14)°	1.75 (1.01–3.05)°
Health Literacy
Low (score <3.5)	48 %	Ref	Ref
Medium to High (score ≥3.5)	39 %	0.75 (0.53–1.07)	1.34 (0.77–2.34)