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. Author manuscript; available in PMC: 2017 Dec 1.
Published in final edited form as: J Dev Orig Health Dis. 2016 Aug 30;7(6):602–615. doi: 10.1017/S204017441600043X

Table 1.

Means and Standard Deviations for Primary Variables

n Minimum Maximum M SD
Openness of adoption 503 −2.23 1.86 0.32 0.91
Adoptive mother education 489 2.00 7.00 5.84 1.27
Adoptive father education 476 1.00 7.00 5.57 1.46
Pregnancy complications 503 0.00 14.00 4.64 3.20
Adoptive mother child-centered parenting 459 −4.90 3.10 0.00 1.65
Adoptive father child-centered parenting 438 −4.51 3.49 0.00 1.75
Birth parent anxiety 503 −10.98 41.02 0.00 9.30
9-month social inhibition 316 1.00 8.00 2.09 1.33
18-month social inhibition 309 1.00 4.00 2.04 0.87
Adoptive mother anxiety 496 0.00 21.00 3.82 3.60
Adoptive father anxiety 478 0.00 19.00 3.03 3.16

Note: Numbers reflect raw data. Total n male infants = 288, Total n female infants = 215.