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. Author manuscript; available in PMC: 2016 Aug 1.
Published in final edited form as: Dev Psychopathol. 2014 Sep 8;27(3):843–858. doi: 10.1017/S095457941400087X

Table 1.

Sample demographic and neonatal characteristics at NICU discharge (N=174)

Variable Range or
Frequency (%)
M SD
Maternal Age 17–42 29.55 6.25
Maternal Education (years) 8–21 14.26 2.68
Family Income per Year ($) 0–210,000 57,492 42150.56
Gender of Child
    Male 92 (52.9%)
    Female 82 (47.1%)
Child MDI Score at 16 months 50–122 88.19 11.71
Infant Race
    African American 24 (13.8%)
    Asian 1 (0.6%)
    Caucasian 115 (66.1%)
    Latino 3 (1.7%)
    Middle Eastern 2 (1.1%)
    Multiracial 29 (16.7%)
Marital Status
    Married or cohabitating 141 (81.1%)
Infant Gestational Age (in weeks) 23.71–36 31.34 3.02
Infant Birth Weight 490–3328 1710.13 576.39
    Extremely Low (<1,000 g) 28 (16.1%)
    Very Low (<1,500 g) 38 (21.8%)
    Low (<2,500 g) 95 (54.6%)
    Normal (≥2,500 g) 13 (7.5%)
Days Hospitalized 2–136 33.27 27.84
Multiple Birth 33 (19.0%)
Medical Concerns
    Apnea 120 (69.0%)
    Respiratory Distress Syndrome 92 (52.9%)
    Chronic Lung Disease 18 (10.3%)
    Gastroesophageal Reflux 16 (9.2%)
    Retinopathy of Prematurity 2 (1.1%)
    Sepsis and Other Infections 23 (13.2%)