The sample population (n=200) consisted of 120 Caucasians (60 male, 60 female) and 80 African Americans (40 male, 40 female). (A) Plot of DZOaseNa activities vs. POaseNa activities in the sera of male and female African American and Caucasian Southerners. (B) Plot of DZOaseNa activities vs. POaseNa activities in the sera of male and female Caucasian Southerners. (C) Plot of DZOaseNa activities vs. POaseNa activities in the sera of male and female African American Southerners
Abbreviations: AAF, African American Female (●); AAM, African American Male (■); CF, Caucasian Female (○); CM, Caucasian Male (□)