Sentences with phrase «moderator analyses»

Furthermore, factors related to parental stress, such as birth year or age of the child, will be addressed in moderator analyses.

Because most studies focused on general delinquency and to a much lesser extent on overt or covert delinquency we were able to conduct moderator analyses for only two parenting dimensions (support and indirect parenting).

Moderator analyses showed no significant differences in effect sizes across the levels of SSTP intervention, with the exception of child observations.

Given that mothers» predictions were not related to children's anxiety, moderator analyses for this group were not conducted.

Moderator analyses revealed that cultural difference has significant moderating effects on the relationship between customer misbehavior and emotional labor (including surface acting and deep acting).

Findings were characterized by significant heterogeneity across studies that was partially explained by the results of moderator analyses.

Klima, Miller, and Nunlist (2009) included additional tests — called moderator analyses — to see if any factors strengthened the likelihood that dropout prevention programs improved outcomes.

Researchers will utilize meta - analytic models and conduct theory - driven moderator analyses to identify characteristics that are associated with interventions» effectiveness.

Moderator analyses examined whether drug type, duration of treatment, and baseline severity (HRSD) scores related to improvement.

The study's small sample size precluded us from conducting true moderator analyses (e.g., by race).

Moderator analysis showed that for interventions aimed at improving responsiveness, briefer interventions were more effective than longer ones; and studies published more recently reported smaller effects than older studies.

Wilson and colleagues (2011) also conducted moderator analyses, looking at the different types of dropout prevention programs.

Garrard and Lipsey (2007) included additional tests — called moderator analyses — to see whether any factors, such as student variables, strengthened the likelihood that conflict resolution education (CRE) programs improved outcomes.

Four moderator analyses were conducted to investigate whether they could account for some of the variability in the meta - analytic findings.

We did not subject this category to moderator analyses.

A moderator analysis was conducted, but no moderators demonstrated a significant relationship with treatment effect.

This age selected as a cutoff for the moderator analysis in this sample was based on trends from the extant literature (Johnson et al., 1992) and clinical expectations.

This indicates that the effect sizes could not be treated as estimates of one common effect size, and thus, moderator analyses were performed to search for variables that can explain the variance.

A fifth limitation is that several moderator analyses were based on a rather small number of effect sizes, implying a low statistical power in the moderator analyses.

Moreover, conducting moderator analyses could result in artifactual findings if study characteristics that are tested as moderators would have been used as control variables in the multivariate models of primary studies from which effect sizes are included in the meta - analysis.

We used the formulas of Mullen (1989) and Lipsey and Wilson (2001) to transform test statistics into correlation r. Each correlation was transformed to a Fisher's Z before combined effect sizes were calculated and moderator analyses were conducted (Mullen 1989).

Some trials include co-occurring mental health problems as a predictor of intervention effects, but predictor analyses fail to correct for change in the control condition and can lead to misleading results (e.g., see Halldorsdottir and Ollendick 2016, for a comparison of predictor and moderator analysis).