Table 2.
Glycemic Metrics, Using the Complete Continuous Glucose Monitor Data, Comparing the 1-Week Sensor-Augmented Pump Run-in Period with the 48-h Artificial Pancreas Study [Mean (Standard Deviation)]
| CGM metric | SAP (n = 6) | Closed loop (n = 6) | P |
|---|---|---|---|
| Mean glucose (mg/dL) | 132.3 (18.2) | 136.1 (17.9) | 0.69 |
| SD glucose (mg/dL) | 47.3 (7.8) | 37.5 (8.6) | 0.09 |
| % Time | |||
| <54 mg/dL | 1.8 (1.9) | 0.1 (0.2) | 0.03* |
| <60 mg/dL | 2.9 (2.8) | 0.4 (0.5) | 0.03* |
| <70 mg/dL | 6.1 (5.7) | 2.2 (2.1) | 0.03* |
| 70–140 mg/dL | 55.6 (10.0) | 54.7 (14.8) | ns |
| 70–180 mg/dL | 78.8 (5.1) | 83.1 (12.4) | 0.31 |
| >180 mg/dL | 15.1 (7.8) | 14.7 (13.5) | 0.84 |
| >250 mg/dL | 2.6 (2.6) | 0.6 (1.3) | 0.13 |
| >300 mg/dL | 0.8 (1.1) | 0.0 (0.0) | 0.25 |
*
Indicates a significant change as assessed by the signed-rank test.
CGM, continuous glucose monitor; ns, not significant; SAP, sensor-augmented pump.