TABLE 1.

Demographic characteristicsa

CharacteristicPart 1 (n = 12)Part 2 (n = 12)Part 3 (n = 12)Part 4 (n = 13)
Sex (n [%])
    Male9 (75)8 (67)6 (50)4 (31)
    Female3 (25)4 (33)6 (50)9 (69)
Age (yr)
    Mean (SD)33.3 (13.9)33.5 (11.7)39.9 (10.5)30.3 (7.8)
    Median (range)30.0 (18-55)32.0 (19-51)40.5 (24-52)29.0 (20-43)
Race (n [%])
    White10 (83)8 (67)12 (100)8 (62)
    Black1 (8)4 (33)05 (38)
    Asian1 (8)000
BMI (kg/m2)
    Mean (SD)24.50 (2.53)26.09 (2.50)25.40 (2.92)24.03 (2.14)
    Median (range)24.75 (20.3-28.1)26.00 (23.0-29.3)26.15 (20.3-30.0)23.90 (20.8-28.1)
  • a n, number of subjects; BMI, body mass index; SD, standard deviation.