Table 2.
Continuous Glucose Monitoring Overnight and Postbreakfast during Open- and Closed-Loop Control
| Open loop | Closed loop | p | |
|---|---|---|---|
| Average overnight BG (mg/dl) | 113.16 | 111.89 | .903 |
| Average minimum overnight BG (mg/dl) | 75.00 | 81.69 | .505 |
| Average maximum overnight BG (mg/dl) | 186.38 | 161.38 | .286 |
| Average percentage of time overnight YSI (70–140 mg/dl)) | 68.98 | 84.95 | .121 |
| Average percentage of time overnight YSI (70–180 mg/dl) | 81.69 | 96.94 | .052 |
| Average number of overnight hypoglycemic episodes | 1.63 | 0.13 | .007 |
| Average postbreakfast BG (mg/dl) | 140.78 | 146.94 | .682 |
| Average postbreakfast minimum BG (mg/dl) | 90.81 | 77.06 | .270 |
| Average postbreakfast maximum BG (mg/dl) | 201.81 | 224.13 | .243 |
| Average percentage postbreakfast BG (70–140 mg/dl) | 34.12 | 32.28 | .843 |
| Average percentage postbreakfast BG (70–180 mg/dl)) | 66.29 | 54.60 | .281 |
| Average number of postbreakfast hypoglycemic episodes | 0.50 | 0.50 | 1.000 |