Sentences with phrase «reasonably large positive effects»

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.

Not exact matches

To date, the immediate and lasting positive effects of quality care on language, cognitive development, and school achievement have been confirmed by converging findings from large, reasonably representative longitudinal studies and smaller, randomized trials with long - term follow - ups.1, 2,9 - 13 Contributors to this knowledge base include meta - analytic reviews of interventions and large longitudinal studies conducted in several countries.1, 2,14,15 Comprehensive meta - analyses now establish that effects of early care decline, but do not disappear, and when initial effects are large, long - term effects remain substantial.1, 2 Null findings in cognitive and social domains in a few studies may reasonably be attributed to the limitations inherent to their designs, samples, and measures.