Table 2: Percentage of matched continuous glucose monitoring reference pairs in specified glucose ranges from US Food and Drug Administration summaries of device safety and effectiveness data.
| CGM Glucose Range mg/dL (mmol/L) | rtCGM*† | isCGM | |
|---|---|---|---|
| Dexcom39 | Medtronic US40 | Abbott41 | |
| <40 (<2.2) | 6.0% | 0.0% | 17% |
| ≥40-60 (≥2.2-3.3) | 74% | 37% | 23% |
| >60-80 (>3.3-4.4) | 68% | 64% | 37% |
| >80-120 (>4.4-6.7) | 72% | 55% | 70% |
| >120-160 (>6.7-8.9) | 72% | 55% | 64% |
| >160-200 (>8.9-11.1) | 59% | 50% | 58% |
| >200-250 (>11.1-13.9) | 70% | 53% | 54% |
| >250-300 (>13.9-16.7) | 61% | 54% | 47% |
*Dexcom G4 system, performed with the Software 505, which is used in the Dexcom G5 Mobile system. †Calibration was performed every 12 hours. CGM = continous glucose monitoring; isCGM = intermittently scanned continuous glucose monitoring; rtCGM = real-time continuous glucose monitoring.