. | . | Slope for mean glucose versus HbA1c (mg/dL per 1%) . | ||
---|---|---|---|---|
. | Subjects (n)* . | 3 months† . | 2 months† . | 1 month† . |
Overall | 252 | 24.4 ± 2.3 | 25.4 ± 2.4 | 25.7 ± 2.9 |
Age (years) | ||||
8–14 | 54 | 25.0 ± 3.7 | 26.3 ± 4.1 | 26.6 ± 4.9 |
15–24 | 60 | 24.6 ± 4.8 | 25.1 ± 5.3 | 26.3 ± 6.9 |
≥25 | 138 | 20.7 ± 3.5 | 21.8 ± 3.6 | 20.9 ± 4.1 |
Treatment group | ||||
Control | 122 | 22.5 ± 3.7 | 24.2 ± 4.0 | 22.8 ± 4.8 |
RT-CGM | 130 | 25.7 ± 2.9 | 26.1 ± 3.1 | 27.9 ± 3.6 |
Sex | ||||
Female | 137 | 24.8 ± 3.0 | 25.8 ± 3.2 | 25.9 ± 3.9 |
Male | 115 | 23.5 ± 3.6 | 24.5 ± 3.8 | 25.0 ± 4.5 |
Insulin delivery | ||||
Multiple daily injections | 42 | 25.8 ± 6.0 | 26.8 ± 6.1 | 29.3 ± 8.0 |
Pump | 210 | 23.5 ± 2.5 | 24.3 ± 2.7 | 24.0 ± 3.2 |
CGM device | ||||
DexCom | 53 | 25.8 ± 4.9 | 27.5 ± 5.3 | 29.5 ± 7.2 |
Navigator | 52 | 20.7 ± 4.3 | 22.0 ± 4.8 | 21.1 ± 5.8 |
Paradigm | 147 | 24.8 ± 3.3 | 25.4 ± 3.4 | 25.4 ± 3.8 |
Change in HbA1c over the prior 3 months | ||||
Improved ≥0.5% | 26 | 26.4 ± 5.7 | 25.3 ± 5.7 | 25.2 ± 6.4 |
Within ±0.4% | 195 | 24.2 ± 3.0 | 24.6 ± 3.2 | 25.5 ± 3.8 |
Worsened ≥0.5% | 31 | 25.7 ± 5.8 | 27.1 ± 6.1 | 23.6 ± 7.5 |
. | . | Slope for mean glucose versus HbA1c (mg/dL per 1%) . | ||
---|---|---|---|---|
. | Subjects (n)* . | 3 months† . | 2 months† . | 1 month† . |
Overall | 252 | 24.4 ± 2.3 | 25.4 ± 2.4 | 25.7 ± 2.9 |
Age (years) | ||||
8–14 | 54 | 25.0 ± 3.7 | 26.3 ± 4.1 | 26.6 ± 4.9 |
15–24 | 60 | 24.6 ± 4.8 | 25.1 ± 5.3 | 26.3 ± 6.9 |
≥25 | 138 | 20.7 ± 3.5 | 21.8 ± 3.6 | 20.9 ± 4.1 |
Treatment group | ||||
Control | 122 | 22.5 ± 3.7 | 24.2 ± 4.0 | 22.8 ± 4.8 |
RT-CGM | 130 | 25.7 ± 2.9 | 26.1 ± 3.1 | 27.9 ± 3.6 |
Sex | ||||
Female | 137 | 24.8 ± 3.0 | 25.8 ± 3.2 | 25.9 ± 3.9 |
Male | 115 | 23.5 ± 3.6 | 24.5 ± 3.8 | 25.0 ± 4.5 |
Insulin delivery | ||||
Multiple daily injections | 42 | 25.8 ± 6.0 | 26.8 ± 6.1 | 29.3 ± 8.0 |
Pump | 210 | 23.5 ± 2.5 | 24.3 ± 2.7 | 24.0 ± 3.2 |
CGM device | ||||
DexCom | 53 | 25.8 ± 4.9 | 27.5 ± 5.3 | 29.5 ± 7.2 |
Navigator | 52 | 20.7 ± 4.3 | 22.0 ± 4.8 | 21.1 ± 5.8 |
Paradigm | 147 | 24.8 ± 3.3 | 25.4 ± 3.4 | 25.4 ± 3.8 |
Change in HbA1c over the prior 3 months | ||||
Improved ≥0.5% | 26 | 26.4 ± 5.7 | 25.3 ± 5.7 | 25.2 ± 6.4 |
Within ±0.4% | 195 | 24.2 ± 3.0 | 24.6 ± 3.2 | 25.5 ± 3.8 |
Worsened ≥0.5% | 31 | 25.7 ± 5.8 | 27.1 ± 6.1 | 23.6 ± 7.5 |
Data are slopes (± margin of error for 95% CI) unless otherwise indicated.
*One subject was not included in the 1-month analysis because of insufficient data.
†Mean glucose calculated from CGM data taken over 3 months (91 days), 2 months (61 days), and 1 month (30 days) before the HbA1c measurement. To convert slopes to mmol/L per 1%, divide by 18. RT-CGM, real-time continuous glucose monitoring.