Checklist and self-efficacy scores was entered.
This term was the product of the z-transformed
scores on the Developmental Behavior Checklist
and the self-efficacy measure as recommended by
Baron and Kenny (1986). Evidence for the moderating
effect of self-efficacy could be established
at this third step if the interaction term explained
a significant proportion of the variance over and
above that accounted for by the main effects of
its two contributing variables (Baron & Kenny,
1986). Four regression analyses were conducted in
this manner (two for fathers and two for mothers).
The analyses for fathers included an additional
first step where their age was entered as a predictor
variable because it had a significant univariate association
with Hospital Anxiety and Depression
Scale scores. Thus, the contribution of other variables
was evaluated independent of age effects.
The results of the regression analyses are summarized
in Tables 2 to 5.
All of the steps of the regression models summarized
in Tables 2 to 5 led to significant prediction
of parents' Hospital Anxiety and Depression
Scale scores. In terms of evidence for the role of
self-efficacy as a mediator variable carrying the effect
of their child's behavior problems on parents'
mental health, there is appropriate evidence in Ta-