Sentences with phrase «limited longitudinal research»

Not exact matches

This then established the relationship between neighbourhood socioeconomic status (SES) and a number of children's health and developmental outcomes.9 Longitudinal research suggested structural characteristics such as poverty and demography were mediated through community - level social processes that influenced the functioning of families and children.10, 11 Today, however, there is still limited understanding of the modifiable community - level factors likely to benefit outcomes for young children despite socioecological frameworks suggesting there are multiple levels of influence (individual, family, community) on early child development (ECD).12, 13 Investigating these influences is thought best undertaken through a combination of quantitative and qualitative methods that can test these multiple influences on ECD.14, 15

When the longitudinal study was funded by the National Institute on Drug Abuse in 1985, school - based substance abuse prevention research trials had been limited to studies of social influence resistance curricula provided to students in grades 5 through 10.3 In this context, reviewers desired that the study include a condition assessing effects of only 2 years of intervention in the late elementary grades as well as effects of the full intervention, since they questioned whether intervention in the early elementary grades was necessary.

To address the limited empirical research on the putative educational impact of such policies, this study used multilevel structural equation models to investigate the longitudinal associations between teacher evaluation and reward policies, and student mathematics achievement and dropout with a national sample of students (n = 7,779) attending one of 431 public high schools.