Child Development Research

Research Article

Comparing Adolescent Only Children with Those Who Have Siblings on Academic Related Outcomes and Psychosocial Adjustment

Table 3

Psychosocial outcomes: unstandardized and standardized regression coefficients psychological symptoms, susceptibility to negative peer pressure, and problem behaviors—comparing adolescents who have siblings with singletons (reference category).
 Psychological distressSusceptibility to neg. peer pressureDeviant behavior
 Model 1Model 2Model 1Model 2Model 1Model 2
 Unstan.Stan.Unstan.Stan.Unstan.Stan.Unstan.Stan.Unstan.Stan.Unstan.Stan.
Female0.52***0.320.52***0.32−0.24***−0.18−0.24***−0.18−0.16***−0.22−0.16***−0.22
Asian−0.06*−0.02−0.06*−0.02−0.26***−0.14−0.26***−0.14−0.08***−0.08−0.08***−0.08
Black−0.31***−0.11−0.30***−0.11−0.20***−0.09−0.20***−0.09−0.01−0.01−0.01−0.01
Hispanic−0.16***−0.06−0.16***−0.06−0.03−0.02−0.03−0.010.010.010.010.01
Parent edu.0.01**0.030.01**0.030.00−0.010.00−0.01−0.01***−0.05−0.01***−0.05
Two-parent−0.08***−0.05−0.08***−0.05−0.07***−0.05−0.07***−0.05−0.02*−0.03−0.02*−0.03
Nonsingleton 1 sib0.010.01——0.040.03——0.020.03——
Nonsingleton 2 sib0.010.01——0.020.01——0.020.02——
Nonsingleton 3 sib0.000.00——−0.01−0.01——−0.01−0.01——
Nonsingleton 4+ sib−0.01−0.01——−0.03−0.02——0.020.03——
Firstborn 1 sib——−0.010.00——0.040.02——0.020.02
Firstborn 2 sib——0.000.00——−0.02−0.01——0.000.00
Firstborn 3 sib——−0.010.00——−0.04−0.01——−0.02−0.01
Firstborn 4+ sib——0.010.00——−0.11−0.03——−0.010.00
Laterborn 1 sib——0.040.02——0.050.03——0.020.02
Laterborn 2 sib——0.010.01——0.040.02——0.020.03
Laterborn 3 sib——0.000.00——−0.010.00——−0.01−0.01
Laterborn 4+ sib——−0.02−0.01——−0.02−0.01——0.030.03
Constant2.28 2.27 2.27 2.27 1.33 1.33 
(adj)0.12 0.12 0.06 0.06 0.06 0.06 
8,043 8,043 6,490 6,490 6,330 6,330 
; ; (two-tailed tests).