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. Author manuscript; available in PMC: 2019 Feb 1.
Published in final edited form as: Am J Psychiatry. 2017 Aug 4;175(2):180–187. doi: 10.1176/appi.ajp.2017.17010018

Table 1.

Demographic Characteristics

Male, n 21 46.7%
Female, n 24 53.3%

Race, n
 Black 21 46.7%
 White 20 44.4%
 Asian 3 6.7%
 Biracial 1 2.2%

Hispanic, n 1 2.2%

Preterm Birth, n 27 60.0%

Age at 2 year assessment, months (SD) 28.4 (3.4)

Behavioral Inhibition, mean (SD) 0.95 (0.59)

Social Risk Score, n
 0 19 42.2%
 1 5 11.1%
 2 7 15.6%
 3 10 22.2%
 4 4 8.9%

History of Maternal Affective Disorder, n 22 48.9%