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Table 3 Adjusted marginal effects [95% CI] of EI Referred Only (n = 2024) and Referred and Received IFSP (n = 722) sub-groups for each child characteristic

From: Child characteristics and early intervention referral and receipt of services: a retrospective cohort study

Independent VariablesReferred OnlyReferred and Received IFSP
Diagnosed ConditionA-0.046*−0.015
[− 0.087, − 0.005][− 0.030, 0.001]
Condition Severity Group
 No Conditionrefref
 Mild0.098***0.024**
[0.070, 0.127][0.008, 0.040]
 Moderate0.388***0.154***
[0.314, 0.461][0.095, 0.213]
 Severe0.334***0.156***
[0.249, 0.420][0.088, 0.223]
Birthweight by Category
 Less than 1.5 kgrefref
 1.5 kg to 2.5 kg−0.176***− 0.000
[−0.276, − 0.077][− 0.036, 0.036]
 Greater than 2.5 kg− 0.269***− 0.021
[− 0.365, − 0.174][− 0.054, 0.012]
Child’s Age
 Less than 12-Monthsrefref
 12–24 Months0.023**0.014**
[0.006, 0.041][0.004, 0.025]
 Greater than 24-Months−0.042***−0.031***
[−0.058, − 0.025][− 0.039, − 0.023]
Family Income (annually)
 Greater than $20,000− 0.0090.011
[−0.034, 0.017][−0.004, 0.027]
Race/Ethnicity
 White, non-Hispanicrefref
 Black, non-Hispanic−0.029*−0.012
[−0.054, − 0.004][− 0.025, 0.002]
 Hispanic0.0170.006
[−0.002, 0.037][−0.005, 0.017]
 Other, non-Hispanic0.019−0.015
[−0.024, 0.061][−0.035, 0.004]
Child’s sex, Female−0.078***− 0.020***
[−0.091, − 0.065][− 0.027, − 0.012]
  1. ADiagnosed conditions for EI eligibility can be found in the Colorado Established Condition Database20, the referent group is children with developmental delay only
  2. *p < .05; **p < .01; ***p < .001