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. Author manuscript; available in PMC: 2026 Jul 30.
Published in final edited form as: Infant Behav Dev. 2025 Jul 30;80:102117. doi: 10.1016/j.infbeh.2025.102117

Table 2.

Demographics of the full sample that complete the NIH Baby Toolbox

Demographic Category N Unweighted % Weighted % Weighted difference

Geographic Region Northeast 291 11.6% 15.9% 0.0%
Midwest 814 32.4% 21.4% 0.0%
South 981 39.0% 39.0% 0.0%
West 429 17.1% 23.7% 0.0%
Primary English 2042 81.2% 76.5% 0.0%
Language Spanish 473 18.8% 23.5% 0.0%
Sex Assigned at Birth Female 1236 49.1% 50.4% 1.5%
Male 1279 50.9% 49.6% 1.5%
Race / Ethnicity Hispanic (any race) 856 34.0% 26.0% 0.0%
Non-Hispanic White 835 33.2% 47.5% 0.0%
Non-Hispanic Black 536 21.3% 12.9% 0.0%
Non-Hispanic Asian 55 2.2% 5.0% 0.0%
Non-Hispanic Other 233 9.3% 8.6% 0.0%
Caregiver Education Less Than High School Graduate 114 4.5% 10.4% 0.0%
High School Graduate or GED 515 20.5% 23.2% 0.0%
Some College (including Associates or Technical Degree) 759 30.2% 29.6% 0.0%
Bachelor’s Degree 700 27.8% 22.6% 0.0%
Advanced Degree 427 17.0% 14.2% 0.0%