Table 1.
Participant Characteristics at Diagnosis (N=857a)
| % | |
|---|---|
| Gender: Female | 51% |
| Age (years) | |
| <5 | 19% |
| 5–<12 | 56% |
| 12–<19 | 25% |
| Mean ± SD | 9.1 ± 4.1 |
| Range | 0.7 − 18.8 |
| Tanner Stageb | |
| I | 67% |
| II | 11% |
| III | 7% |
| IV | 7% |
| V | 7% |
| BMI Percentilec | |
| <85th | 81% |
| 85th–<95th (Overweight) | 10% |
| ≥ 95th (Obese) | 9% |
| Race/Ethnicity | |
| White | 66% |
| Hispanic or Latino | 21% |
| Black/African American | 7% |
| Other/More than one race | 6% |
| Health Insurance | |
| Private | 68% |
| Military/CHP/Medicaid/Medicare | 30% |
| None | 2% |
| Parent Education | |
| High school or less | 32% |
| AA/BS/BA | 44% |
| MS/MA or professional degree | 23% |
| Family Income | |
| <$25,000 | 13% |
| $25,000−$49,999 | 19% |
| $50,000−$74,999 | 17% |
| $75,000−$99,999 | 14% |
| ≥ $100,000 | 37% |
| Family Structure | |
| Lives with both parents | 72% |
| HbA1c mmol/mol (%) | |
| <86 (<10%) | 28% |
| 86−<119 (10–<13%) | 45% |
| ≥ 119 (≥ 13%) | 27% |
| Mean ± SD | 102 ± 25 (11.4 ± 2.3%) |
| Range | 37−180 (5.5−18.6%) |
| Number of Positive Autoantibodiesd | |
| 0 | 5% |
| 1 | 20% |
| 2 | 39% |
| 3 | 35% |
| DKA | 33% |
a.
Number of participants with missing data: Tanner stage (412), BMI percentile (361), race/ethnicity (20), health insurance (15), parent education (163), family income (280), family structure (1), HbA1c (39), DKA (27).
b.
Imputed as stage 1 for girls < 8 years of age and boys < 10 years of age.
c.
BMI percentile not calculated for n=36 participants less than 2 years of age.
d.
Limited to those tested for all three auto antibodies (510).