Table 1

Glycemic outcomes

TreatmentP value
Sensor-augmented pump with threshold suspend at 60 mg/dL (n = 10)HCL system
(n = 10)TreatmentTimeInteraction between time and treatment
Sensor glucose for day and night (0700–0700 h)
 Mean glucose value (mg/dL)147 ± 8157 ± 60.2740.0710.006
 Percent time between 70 and 180 mg/dL73.1 ± 5.069.9 ± 3.30.5800.0850.009
 Percent time between 70 and 150 mg/dL58.0 ± 6.251.8 ± 4.10.3750.2110.064
 Percent time <70 mg/dL2.4 ± 0.62.1 ± 0.40.6560.6830.213
 Percent time <60 mg/dL0.7 ± 0.40.5 ± 0.30.6990.2740.164
 Percent time <50 mg/dL0.1 ± 0.10.1 ± 0.10.7470.1250.062
 Percent time >180 mg/dL24.8 ± 5.228.4 ± 3.50.5420.0580.006
 Percent time >250 mg/dL6.3 ± 2.88.2 ± 1.90.530.1810.01
Sensor glucose at night (2300–0700 h)
 Mean glucose value (mg/dL)149 ± 10146 ± 60.750.0050.013
 Percent time between 70 and 180 mg/dL68.2 ± 6.179.9 ± 4.00.1110.1190.012
 Percent time between 70 and 150 mg/dL51.7 ± 8.859.8 ± 5.80.4210.1320.058
 Percent time <70 mg/dL4.2 ± 1.31.7 ± 0.90.1360.1960.236
 Percent time <60 mg/dL1.7 ± 1.00.5 ± 0.70.2980.0760.188
 Percent time <50 mg/dL0.6 ± 0.90.1 ± 0.60.6270.0260.026
 Percent time >180 mg/dL28.0 ± 6.719.0 ± 4.40.2470.0330.011
 Percent time >250 mg/dL7.0 ± 2.63.1 ± 1.70.2140.0140.098
Meter glucose for day and night (0700–0700 h)
 Average meter glucose value137 (121, 173)152 (145, 179)0.121
 Percent of meter values <70 mg/dL6.7 (5.4, 12.4)4.7 (2.6, 8.3)0.130
 Percent of meter values between 70 and 180 mg/dL73.6 ± 15.463.4 ± 10.50.101
 Percent of meter values >180 mg/dL15.5 (10.1, 43.4)31.1 (20.3, 45.7)0.076
  • Data for sensor glucose are reported as least squares mean ± SE and include only sensor data where the daily median ARD <15%. Data for meter glucose are reported as mean ± SD or median (IQR).