Maternal postpartum depressive symptoms

Infantile aggression

Maternal problems in reciprocal social behavior

ρ = 0.119, p = 0.002

ρ = 0.078, p = 0.030

Maternal age

ρ = −0.006, p = 0.865

ρ = −0.054, p = 0.137

Paternal age

ρ = 0.000, p = 0.991

ρ = −0.067, p = 0.062

Maternal years of education

ρ = 0.029, p = 0.436

ρ = −0.109, p = 0.003

Paternal years of education

ρ = 0.012, p = 0.753

ρ = −0.107, p = 0.003

Marital status

ρ = 0.003, p = 0.935

ρ = 0.113, p = 0.002

Annual household income

ρ = 0.042, p = 0.262

ρ = 0.096, p = 0.008

Maternal history of depression and/or anxiety disorders

ρ = 0.133, p < 0.001

ρ = 0.021, p = 0.571

Infant gender

ρ = 0.018, p = 0.630

ρ = 0.113, p = 0.002