Table 1

Baseline characteristics of study subjects by treatment group

Treatment group
CGMControl
n6762
Female sex36 (54)32 (52)
Age (years)29.3 ± 16.332.0 ± 17.7
    ≥2534 (51)33 (53)
    15–2415 (22)18 (29)
    8–1418 (27)11 (18)
Race: non-Hispanic white63 (94)58 (94)
Duration of diabetes by age-group
    ≥25 years old25.6 ± 16.628.6 ± 12.7
    15–24 years old8.7 ± 5.38.1 ± 4.5
    8–14 years old4.9 ± 2.64.4 ± 3.2
Insulin modality
    Pump62 (93)49 (79)
    Multiple daily injections5 (7)13 (21)
Total daily dose of insulin by age-group (units/kg)
    ≥25 years old0.5 ± 0.10.5 ± 0.1
    15–24 years old0.7 ± 0.20.8 ± 0.2
    8–14 years old0.8 ± 0.10.8 ± 0.3
A1C (%)6.4 ± 0.56.5 ± 0.3
One or more severe hypoglycemia events* in last 6 months7 (10)7 (11)
Home glucose meter readings per day7.3 ± 2.46.8 ± 2.4
College graduate (subject or primary care giver)58 (87)55 (89)
  • Data are n (%) or means ± SD.

  • *A severe hypoglycemia event was defined as an event that required assistance from another person to administer carbohydrate, glucagon, or other resuscitative actions.

  • †Data were missing for six subjects in the CGM group and four in the control group.