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. Author manuscript; available in PMC: 2015 Oct 15.
Published in final edited form as: Biol Psychiatry. 2013 Oct 3;76(8):629–638. doi: 10.1016/j.biopsych.2013.08.016

Table 1.

Socio-demographic and developmental characteristics among children reared in institutions and community controls in the Bucharest Early Intervention Project (n=80)

Ever Institutionalized
Group (n=58)
Never
Institutionalized
Group (n=22)
Group Difference
M SD M SD F p-value

Female, No. (%) 48.3% 54.5% χ21 = 0.25 .617
Age, (months)
  Age at Study Entry 17.7 (7.8) 20.0 (7.2) 1.21 .276
  Age at MRI Scan 116.3 (9.0) 117.9 (10.6) 0.1 .816
  Age at HBQ Assessment 103.2 (4.6) 101.4 (4.0) 2.49 .149
Birth Weight, (grams) 2780.0 (623.3) 3150.0 (411.8) 4.41* .040
Head Circumference at birth (cm.) 46.07 (2.61) 46.5 (2.08) 0.04 .843
Full-scale IQ 72.0 (15.8) 107.9 (14.67) 96.49* .001
Intracranial Volume1 1,456,490 (132,948) 1,499,091 (109,367) 1.79 .184
Cerebral Grey Matter1 790,429 (71,160) 833,849 (62,887) 6.31* .014
Cortical Grey Matter 577,432 (57,120) 613,899 (48,391) 7.04* .010
*

Significant at the p<.05 level, 2-sided test