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. Author manuscript; available in PMC: 2021 Nov 1.
Published in final edited form as: Infant Behav Dev. 2020 Sep 7;61:101478. doi: 10.1016/j.infbeh.2020.101478

Table 1.

Birth and Adoptive Mother Demographics and Descriptives (n = 393).

Birth Mother Adoptive Mother
Average age in years (SD) at first wave of data collection 24.92 (6.0) 38.19 (5.65)
Age range in years 14.25 – 41.98 25.57 – 54.82
Race (%)
Caucasian 71.7 93.6
African American 13.3 3.1
Hispanic/Latino 5.6 1.8
Multi-ethnic 4.8 1.0
Other (Asian, Native American/Pacific Islander, American Indian/Alaskan Native, and unknown) 4.6 0.5
Mean education levela(SD) Completed 12th grade (1.55) Bachelor’s degree
(1.84)
Median annual household incomeb (SD) $25,000 (1.16) $100,000 (1.19)
Annual household income range < $15,000 – $125,000 $15,001 – > $300,000
Negative Affectivity score of the Adult Temperament Questionnaire 4.01 (0.74) N/A
Total Score on Beck Depression Inventory N/A 3.82 (4.10)
a

Mothers’ education level was completed on a 11-point Likert scale, 1 (< eighth grade) to 11 (completed professional or graduate degree).

b

Household income range was completed on a 6-point Likert scale, 1 (< 15,000/yr) to 7 (> 125,000/yr).