Table 1.

Demographic distribution [% (n) or median (IQR)] of screened population and enrolled participants by treatment

Treatment group
VariableScreened population (n = 1,205)Placebo (n = 143)Broccoli sprout (n = 148)
Female74% (889)78% (111)80% (118)
Age, y54 (48–59)53 (48–59)52 (46–58)
Body mass index23.9 (21.8–26.2)23.8 (21.9–25.8)23.4 (21.3–25.1)
 Among women23.9 (22.0–26.1)23.8 (22.1–25.4)23.6 (21.8–25.1)
 Among men23.8 (21.6–26.5)23.6 (21.5–26.7)22.5 (20.3–25.3)
Current smoker12% (146)13% (18)9% (14)
 Among women0% (0)0% (0)0% (0)
 Among men46% (146)56% (18)47% (14)