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Anjie Cao; Molly Lewis; Sho Tsuji; Christina Bergmann; Alejandrina Cristia; Michael C. Frank – Developmental Science, 2025
Developmental psychology focuses on how psychological constructs change with age. In cognitive development research, however, the specifics of this emergence is often underspecified. Researchers often provisionally assume linear growth by including chronological age as a predictor in regression models. In this work, we aim to evaluate this…
Descriptors: Language Acquisition, Infant Behavior, Age Differences, Developmental Stages
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Winters, Katherine L.; Jasso, Javier; Pustejovsky, James E.; Byrd, Courtney T. – Journal of Speech, Language, and Hearing Research, 2022
Purpose: Narrative assessment is one potentially underutilized and inconsistent method speech-language pathologists may use when considering a diagnosis of developmental language disorder (DLD). However, narration research encompasses many varied methodologies. This systematic review and meta-analysis aimed to (1) investigate how various narrative…
Descriptors: Narration, Language Impairments, Databases, Speech Language Pathology
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Fanshawe, Thomas R.; Shaw, Luke F.; Spence, Graeme T. – Research Synthesis Methods, 2017
Introduction: Previous studies suggest that many systematic reviews contain meta-analyses that display temporal trends, such as the first study's result being more extreme than later studies' or a drift in the pooled estimate. We assessed the extent and characteristics of temporal trends using all Cochrane intervention reports published 2008-2012.…
Descriptors: Meta Analysis, Intervention, Databases, Medical Research
Chappell, Shanan L.; O'Connor, Patrick; Withington, Cairen; Stegelin, Dolores A. – National Dropout Prevention Center/Network, 2015
Almost from the start of the public schools system in America, students have been leaving school without high school diplomas. However, the dropout issue did not rise to the level of significance it has today until the early 1980s, when social pressures, along with business leaders, leveraged their influence on educators to address the dropout…
Descriptors: Public Schools, Dropout Prevention, At Risk Students, Business
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Vella-Zarb, Rachel A.; Elgar, Frank J. – Journal of American College Health, 2009
Objective: (1) To use the available research to estimate the amount of weight gained by college freshman during their first year of college. (2) To identify potential predictors of freshman weight gain. Methods: A meta-analysis was conducted in November 2008. The analysis focused on articles published in English scientific journals between 1985…
Descriptors: Intervals, Prevention, Nutrition, College Freshmen