Table 1

Baseline characteristics of the study populations

Control (n = 53)CGM (n = 105)P value
Demographic characteristics
 Female sex, n (%)23 (43)47 (45)1
 Race, n (%)0.5
  White50 (94)95 (90)
  Black3 (6)6 (6)
  Other0 (0)4 (4)
 Age (years)<0.01
  Mean ± SD51.4 ± 10.945.7 ± 13.6
  Range25–7325–72
 T1D duration (years)0.1
  Mean ± SD23.1 ± 14.519.6 ± 13.1
  Range4–562–56
Clinical outcomes at baseline
 HbA1c (%)0.6
  Mean ± SD8.6 ± 0.68.6 ± 0.7
  Range7.5–9.97.5–9.9
 Daily strip tests (n)0.4
  Mean ± SD4.1 ± 1.63.9 ± 1.3
  Range1–91–7
 Insulin (units)0.4
  Mean ± SD60.2 ± 32.766.0 ± 36.7
  Range12–18524–155
 Daily event rate of NSHEs0.5
  Mean ± SD0.35 ± 0.330.30 ± 0.29
  Range0–1.341–1.33
 Utility0.6
  Mean ± SD0.91 ± 0.130.93 ± 0.10
  Range0.26–1.00.38–1.0
 BMI (kg/m2)0.2
  Mean ± SD26.8 ± 4.627.9 ± 5.9
  Range18.2–38.416.9–62.6
 Patients using noninsulin glucose–lowering medication, n (%)8 (8)4 (8)1.0
 Patients having severe hypoglycemia in previous 12 months, n (%)8 (8)9 (17)0.1
 Patients having severe hyperglycemia in previous 12 months, n (%)1 (2)1 (<1)1.0