Table 1 Demographic characteristics of randomized participants

Age, year (mean ± SD)^a

67.3 ± 5.5

67.4 ± 5.6

67.1 ± 5.2

Sex, n (%)^a

 Female

104 (61.9)

66 (55.5)

38 (77.6)

 Male

64 (38.1)

53 (44.5)

11 (22.4)

Race/ethnicity, n (%)^b

 Caucasian/white

131 (78)

96 (80.7)

35 (71.4)

 Black/Afro-descendants

28 (16.7)

16 (13.4)

12 (24.5)

 Asian

1 (0.4)

1 (0.8)

-

 Indigenous

3 (1.8)

2 (1.7)

1 (2.0)

 Other/mixed

3 (1.8)

2 (1.7)

1 (2.0)