Sentences with phrase «by longitudinal analysis»

This will be aided by longitudinal analysis of associations between parenting measures used in this study and child health outcomes added in future sweeps, including more objective measures such as BMI and hospital admissions.

By longitudinal analysis blood samples retrieved from persons who have received the Ebola vaccine, the researchers could show that a group of cytokines measured in plasma within seven days of the vaccine injection correlates with antibody responses developed six months later.

Although direct and indirect aggression, as well as direct and indirect victimization, showed very clear evidence of specificity in the correlational analyses, the picture of the prospective associations given by the longitudinal analyses is more complex.

Not exact matches

Ekstrand J, Walden M, Hagglund M (2016) Hamstring injuries have increased by 4 % annually in men's professional football since 2001: a 13 - year longitudinal analysis of the UEFA Elite Club injury study.

A recent analysis of the Longitudinal Study of Australian Children (LSAC) found that, in fathers, a higher parenting self - efficacy score was related to lower work - family strain; and a key mechanism by which fathers» work / family strain was decreased was by their doing more than they regarded as their «fair share» of child rearing tasks.

Individual growth curve models were developed for multilevel analysis and specifically designed for exploring longitudinal data on individual changes over time.23 Using this approach, we applied the MIXED procedure in SAS (SAS Institute) to account for the random effects of repeated measurements.24 To specify the correct model for our individual growth curves, we compared a series of MIXED models by evaluating the difference in deviance between nested models.23 Both fixed quadratic and cubic MIXED models fit our data well, but we selected the fixed quadratic MIXED model because the addition of a cubic time term was not statistically significant based on a log - likelihood ratio test.

The supply has actually remained steady over the past 30 years, the researchers conclude from an analysis of six longitudinal surveys conducted by the U.S. government from 1972 to 2005.

Before this study, there had been no large ‐ scale, systematic longitudinal analysis of suicide in Greece, and suicide data were lumped by year, not month, making it harder to test the short ‐ term relationship between specific events and deaths.

Dr. Fyffe is a co-author of a related article, «Longitudinal analysis of hospitalization after spinal cord injury: Variation based on race and ethnicity,» published online on August 2 by Archives of Physical Medicine & Rehabilitation (DOI: 10.1016 / j.apmr.2014.07.399).

Analysis of this data revealed a set of candidate biomarkers which were then tested against over 150 longitudinal samples from an SMA natural history study by the Pediatric Neuromuscular Clinical Research Network.

Interestingly, the influence of APOE ɛ 4 varied as the disease progressed; APOE ɛ 4 was associated with longitudinal FC decreases only for HCs in the single variance - based analyses and deteriorated DMN integration in nc - MCIs by combining the effects of other loci.

By longitudinal mixed - model regression analysis, bone mineral density increased 0.26 % per 1 mg of isoflavone intake per year.

In a longitudinal analysis of hypothyroid patients with Hashimoto's thyroiditis, restoration of euthyroidism by L - T (4) administration was associated with a consistent decrease in serum IgG.

In this interview, they discuss some of the powerful methods for monitoring, mapping, and assessing human progress offered by the analysis of longitudinal data.

My analysis is a simulation of pension benefits based on the parameters of Ohio's defined - benefit pension plan for teachers (as described by Costrell and Podgursky) applied to workforce participation histories in the National Longitudinal Survey of Youth (NLSY).

Applied Longitudinal Data Analysis: Modeling Change and Event Occurrence, an award - winning new book coauthored by Willett and Judith Singer, the School's Conant Professor of Education and academic dean, offers the first accessible, in - depth presentation of the field's most recent advances.

In addition to writing and co-writing nearly 100 papers and book chapters, she has also co-written three books: By Design: Planning Better Research in Higher Education, and Who Will Teach: Policies that Matter (both published by Harvard University Press), and Applied Longitudinal Data Analysis: Modeling Change and Event Occurrence (Oxford University Press), which received honorable mention from the American Publishers Association for the best mathematics & statistics book of 200By Design: Planning Better Research in Higher Education, and Who Will Teach: Policies that Matter (both published by Harvard University Press), and Applied Longitudinal Data Analysis: Modeling Change and Event Occurrence (Oxford University Press), which received honorable mention from the American Publishers Association for the best mathematics & statistics book of 200by Harvard University Press), and Applied Longitudinal Data Analysis: Modeling Change and Event Occurrence (Oxford University Press), which received honorable mention from the American Publishers Association for the best mathematics & statistics book of 2003.

An external review by Center for the Analysis of Longitudinal Data in Education Research (CALDER) at the American Institutes of Research (AIR) showed that:

As E.D. Hirsch has written, «General knowledge is... the best single predictor of later academic achievement among preschoolers and kindergartners, as has been shown by analyses of the Early Childhood Longitudinal Survey — Kindergarten Cohort (ECLS - K1992)» (http://educationnext.org/primer-on-success/).

I have reviewed the next of nine articles (# 3 of 9) here, titled «Exploring the Potential of Value - Added Performance Measures to Affect the Quality of the Teacher Workforce» as authored by Dan Goldhaber — Professor at the University of Washington Bothell, Director of the National Center for Analysis of Longitudinal Data in Education Research (CALDER), and a Vice-President at the American Institutes of Research (AIR).

Dan Goldhaber, director of the Center for Analysis of Longitudinal Data in Education Research puts things into perspective by introducing data which show that between 1984 and 2013 teacher production has increased overall, with a few dips here and there.

This new meta - analysis seeks to update and expand both Gini and Pozzoli's and Reijntjes and colleagues» meta - analyses3, 12 by (1) including the subsequently published studies that allowed to estimate the risk for psychosomatic problems in children and adolescents who are bullied by peers (ie, cases) compared with nonbullied peers (ie, controls), (2) performing separate meta - analyses of longitudinal and cross-sectional studies, and (3) testing for potential moderators of variation in the magnitude of effect sizes.

Although important, those results were limited by the small number of studies included in the meta - analysis (which also precluded the possibility of testing for possible moderators), and the results were also limited by the fact that only 2 of them used a longitudinal design.

Thus, the counter-intuitive associations between some practices and smoking, and the few significant effects of anti-smoking practices on smoking uptake in the longitudinal analysis, might be explained by a reciprocal relationship between parents» and their offspring's behaviors.

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.

She is a strong methodologist with expertise in observational data collection and longitudinal analysis and has authored several observation instruments used extensively by researchers and practitioners.

Nadeem and Graham (2005) found that early maturing Latina and African American girls who were harassed by peers reported elevated depressive symptoms and low self - worth concurrently in sixth grade, but highlighted the need for longitudinal analyses of these constructs.

Longitudinal analyses were conducted by using data from sexually active adolescents who participated in the first 2 years of the National Longitudinal Study of Adolescent Health (Add Health) to address two sets of main research questions: First, do differing levels of relationship quality (a) within the family — peer mesosystem and (b) among different facets of the parent — child relationship interact in their patterns of association with sexual risk behavior?

The study was limited by the lack of baseline measurement for mental health and mental wellbeing, which prevented the analysis of longitudinal associations.

A longitudinal analysis of BGM affect and how it relates to BGM adherence ascertained by downloaded meter data would probably provide a better evaluation of this hypothesized relationship.

In contrast, others have found that individual marital satisfaction was more strongly linked to measures of depression among older persons (Bookwala & Jacobs, 2004; Whisman & Uebelacker, 2009), a result partially supported by a meta analysis on longitudinal studies linking marital quality and psychological well - being (Proulx, Helms, & Buehler, 2007).

This finding is consistent with a recent analysis of data from a large Australian cohort (the Longitudinal Study of Australian Children, LSAC), which reported that child behaviour was positively associated with quality of parenting by the father (warmth, self - efficacy and good co-parental relationship), but not with father's contact time, after adjusting for mother's parenting and many other potential confounders [37].