Table 1.
Study Participant Characteristics at Baseline, by Treatment Group.
| Characteristic | AID | Control |
|---|---|---|
| Number of subjects, N | 65 | 68 |
| Age, years (%) | 13.1 ± 2.6 | 12.8 ± 2.9 |
| 6-12 | 29 (45%) | 30 (44%) |
| 13-18 | 36 (55%) | 38 (56%) |
| Range | 7.5-18.4 | 6.3-18.4 |
| Gender, N (%) | ||
| Female | 37 (57) | 39 (57) |
| Male | 28 (43) | 29 (43) |
| Diabetes duration, years | 6.3 ± 3.3 | 6.6 ± 3.1 |
| Total daily insulin dose, U/kg/day | 0.93 ± 0.23 | 0.95 ± 0.24 |
| Continuous glucose monitor (CGM) use, N (%) | ||
| Current | 45 (69%) | 44 (65%) |
| In past, but not current | 12 (18%) | 14 (21%) |
| Never | 8 (12%) | 10 (15%) |
| BMI percentile | 60 ± 25 | 67 ± 25 |
| BMI z-score | 0.35 ± 0.86 | 0.58 ± 0.89 |
| Ethnicity, N (%) | ||
| White non-Hispanic | 60 (94%) | 53 (79%) |
| Black non-Hispanic | 0 (0) | 2 (3%) |
| Hispanic or Latino | 0 (0) | 4 (6%) |
| Asian | 3 (5%) | 4 (6%) |
| Native Hawaiian/Other Pacific Islander | 0 (0) | 1 (1%) |
| More than one race | 1 (2%) | 3 (4%) |
| Highest parent education level, N (%) | ||
| High school diploma or less | 7 (11%) | 2 (3%) |
| Associates degree or some College but no degree | 17 (28%) | 19 (30%) |
| Bachelor’s degree | 18 (30%) | 13 (20%) |
| Master’s degree | 8 (13%) | 15 (23%) |
| Doctoral or professional degree | 11 (18%) | 15 (23%) |
| Glycated hemoglobin at baseline, mmol/mol (%) | 66 ± 8 | 67 ± 8 |
| [8.2 ± 0.7] | [8.3 ± 0.8] | |
| Range (%) | 53-83 | 53-89 |
| [7.0-9.7] | [7.0-10.3] | |
| <64 mmol/mol (<8.0%), N (%) | 28 (43%) | 29 (43%) |
| 64 to <75 mmol/mol (8.0 to <9.0%), N (%) | 26 (40%) | 25 (37%) |
| ≥75 mmol/mol (≥9.0%), N (%) | 11 (17%) | 14 (21%) |