Table 2—

Demographic and clinical characteristics and prior insulin treatment in the ITT population

CharacteristicSimple algorithmCarb countP value
n136137
Age (years)55.1 ± 8.8 (29–70)55.0 ± 9.5 (28–71)0.8026
Sex
    Male53 (39.0)67 (48.9)0.2468
    Female83 (61.0)70 (51.1)
Race
    White111 (81.6)109 (79.6)0.2776
    Black15 (11.0)15 (10.9)
    Asian/Oriental2 (1.5)0 (0.0)
    Multiracial0 (0.0)1 (0.7)
    Other8 (5.9)12 (8.8)
Height (cm)169 ± 10.6 (146–198)170 ± 9.8 (150–193)0.4560
Weight (kg)107 ± 24.2 (61–187)103 ± 21.7 (52–171)0.1217
BMI (kg/cm2)37.7 ± 8.1 (21–63)35.6 ± 7.2 (17–60)0.0416
A1C (%)8.1 ± 0.9 (7–10)8.3 ± 0.9 (6–11)0.0825
FPG (mg/dl)162 ± 58.2 (49–306)163 ± 54.2 (52–341)0.8112
Age at onset (year)42.8 ± 10.6 (13–66)42.4 ± 9.6 (14–63)0.8594
Diabetes duration (years)12.9 ± 7.7 (0–40)13.0 ± 7.8 (0–36)0.9055
Has subject used a pen for insulin administration?
    No66 (48.5)62 (45.3)0.7788
    Yes69 (50.7)75 (54.7)
Number of injections at randomization
    2 per day43 (31.6)57 (41.6)0.0211
    >2 per day93 (68.4)80 (58.4)
Metformin used at randomization
    No90 (66.2)89 (65.0)0.5793
    Yes46 (33.8)48 (35.0)
  • Data are means ± SD (range) or n (%).