Sentences with phrase «small positive effect sizes»

In the long term there were small positive effect sizes for externalizing behavior.

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Because of small sample size, the changes in tumor - initiating cell number were not significant (P > 0.05), but these data are supportive of the in vitro findings and suggest that hypoxia may have a positive effect on the tumor - initiating cell population in ER - α — positive breast cancers and a negative effect in ER - α — negative tumors.

Due to the relatively small sample sizes, all of the effects are imprecisely estimated and do not allow us to definitively rule out reasonably large positive effects.

In 11 of the 18 nations, the estimate of the effects of class size were positive and statistically significant, suggesting that students in larger classes perform significantly better than students in smaller classes.

One of the most widely admired educational studies is the Tennessee STAR class size project, which established that small classes had a significant positive effect on student achievement.

In addition, although it was not significant, there was a small positive effect (effect size:.27) for the COPE program with respect to the behavioral symptoms index composite 3 months after discharge.

There were no significant differences in reports of PTSD symptoms in the COPE and control groups 1 and 3 months after hospitalization, although there was a small positive effect (effect size:.22) for the COPE program at 3 months.

For example, the Queensland study documented higher - quality home environments for families in the intervention.75 Likewise, positive effects were observed on measures of the home environment in Alaska.76 Among multi-component programs, both Early Head Start77 and the Infant Health and Development Program78 reported higher - quality home environments in the intervention groups, though effect sizes tended to be small.

In addition, although values were not significantly different, there was a small positive effect (effect size:.42) of the COPE program on attention problems 6 months after hospitalization.

Although they were not statistically significant, there were small positive effects of the COPE program on aggression (effect size:.41), anxiety (effect size:.29), and attention problems (effect size:.20).

The size of the CfC impacts on most outcomes was small, but can be considered positive relative to what was observed in the early phase of the UK Sure Start evaluation.3 The current results are also comparable in size to those found in the later impact evaluation of the Sure Start programme, in which 3 - year - old children were exposed to mature SSLP throughout their entire lives.4 Reviews of the effectiveness of early childhood interventions have found that most studies reported effect sizes on parenting and child outcomes that were small to moderate.14 15 When comparing CfC and SSLP with other interventions, it is important to remember that the evaluations of these interventions measured effects on an entire population, rather than on programme participants, as is the case in the evaluation of many other interventions.

The evidence base suggests that while Responding in Peaceful and Positive Ways (RIPP) showed promising results with urban African American school children (see Study 1), the program showed inconsistent results with small effect sizes when administered to schools in a rural setting with majority white schoolchildren (see Study 2).

Two of these studies found one or more significant positive effect; 39, 43 however, one of the studies also found a significant negative effect.43 Two studies found no significant effects of the parenting interventions.44, 46 Small to medium effect sizes were reported for the majority of the studies with statistically significant results (Cohen's d 0.33 — 0.60).

Among the several components they examined, maternal positive affect during the interactions had the smallest effect size (Lovejoy et al. 2000).