Table 1

Baseline characteristics of participants

Low-carbohydrate dietLow-fat diet
n5550
Age (years)54 ± 653 ± 7
Female sex45 (82)37 (74)
Race
    Black34 (62)33 (66)
    Hispanic8 (15)9 (18)
    White8 (15)7 (14)
    Asian2 (4)1 (2)
    Other2 (4)0
Physical measures
    Weight (kg)93.6 ± 18101 ± 19
    BMI (kg/m2)35 ± 637 ± 6
    Systolic blood pressure (mmHg)125 ± 18130 ± 17
    Diastolic blood pressure (mmHg)73 ± 977 ± 10
Clinical
    A1C (%)7.5 ± 1.57.4 ± 1.4
    Total cholesterol (mmol/l)4.4 ± 0.834.3 ± 0.86
    LDL (mmol/l)2.5 ± 0.692.4 ± 0.74
    HDL (mmol/l)1.3 ± 0.241.2 ± 0.29
    Triglycerides (mmol/l)1.4 ± 0.841.4 ± 0.67
Medications
    Metformin43 (78)43 (86)
    Sulfonylurea24 (44)26 (52)
    Insulin19 (35)12 (24)
    Cholesterol-lowering medication34 (62)28 (56)
  • Data are means ± SD or n (%) unless otherwise noted.