Table 2.
Demographic and Clinical Characteristics of CGM Users vs. CGM Non-Users.
| CGM users | CGM non-users | P-value | |
|---|---|---|---|
| (n = 81, 27%) | (n = 220, 73%) | ||
| Age (years) | 14.9 ± 1.3 | 15.0 ± 1.3 | .4 |
| Diabetes duration (years) | 6.9 ± 3.9 | 6.4 ± 3.7 | .3 |
| Sex (% female) | 48% | 51% | .6 |
| Race/ethnicity (% non-Hispanic white) | 88% | 70% | .009 |
| Family structure (% 2-parent) | 89% | 83% | .2 |
| Annual household income ≥$150,000 (%) | 44% | 23% | .0001 |
| Parental employment status (% full-time) | 53% | 69% | .005 |
| Health insurance (% private) | 95% | 82% | .005 |
| Parental education (% college or higher) | 81% | 64% | .004 |
| Presence of co-morbid conditions (%) | 44% | 51% | .3 |
| Body Mass Index z-score (Standard Deviation Score) | 0.7 ± 0.7 | 0.9 ± 0.8 | .2 |
| Percent basal insulin (% of total daily dose) | 47% | 48% | .3 |
| Blood glucose monitoring (times/day) | 5.2 ± 1.9 | 4.3 ± 1.9 | .0002 |
| HbA1c at initial visit (≥9%) | 23% | 35% | .2 |
| HbA1c at final visit (≥9%) | 27% | 42% | .03 |
| Change in HbA1c from initial visit to final visit (%) | 0.1 ± 1.1 | 0.2 ± 1.1 | .4 |
Abbreviation: CGM, continuous glucose monitors.
Bold font indicates statistical significance (P < 0.01).