Table 2.

Univariate Linear Regression Analysis of Associations of Caregiver- and Children-Related Factors with Caregivers’ Difficulty in Managing Smartphone Use of Children.

	B (SE)
Caregivers’ gender	−0.164 (0.174)
Caregivers’ age	0.007 (0.008)
Caregivers’ education	−0.032 (0.026)
Caregivers’ general mental health state	0.467 (0.144) **
Caregivers’ affectionate/caring parenting style	−0.046 (0.013) **
Caregivers’ overprotective parenting style	0.035 (0.021)
Caregivers’ authoritarian parenting style	0.020 (0.026)
Children’s gender	−0.175 (0.174)
Children’s age	0.099 (0.029) **
Children’s taking medication for ADHD	0.310 (0.192)
Children’s inattention symptoms	0.046 (0.012) ***
Children’s hyperactivity/impulsivity symptoms	0.021 (0.011)
Children’s ODD symptoms	0.051 (0.012) ***

ADHD, attention-deficit/hyperactivity disorder; ODD, oppositional defiant disorder. ** p < 0.01; *** p < 0.001.