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What Works Clearinghouse, 2018
Underlying all What Works Clearinghouse (WWC) products are WWC Study Review Guides, which are intended for use by WWC certified reviewers to assess studies against the WWC evidence standards. As part of an ongoing effort to increase transparency, promote collaboration, and encourage widespread use of the WWC standards, the Institute of Education…
Descriptors: Guides, Research Design, Research Methodology, Program Evaluation
Perez, Lilian G.; Chavez, Adrian; Marquez, David X.; Soto, Sandra C.; Haughton, Jessica; Arredondo, Elva M. – Health Education & Behavior, 2017
Background: Less than 50% of Latinas meet physical activity (PA) recommendations. Acculturation is a complex cultural phenomenon that may influence health behaviors, but associations between acculturation and Latinas' activity and sedentary levels are unclear. Aim: To examine associations of acculturation with Latinas' domain-specific and total PA…
Descriptors: Acculturation, Measurement Techniques, Physical Activities, Hispanic Americans
Meerschman, Iris; Van Lierde, Kristiane; Van Puyvelde, Caro; Bostyn, Astrid; Claeys, Sofie; D'haeseleer, Evelien – International Journal of Language & Communication Disorders, 2018
Background: In contrast with most medical and pharmaceutical therapies, the optimal dosage for voice therapy or training is unknown. Aims: The aim of this study was to compare the effect of a short-term intensive voice training (IVT) with a longer-term traditional voice training (TVT) on the vocal quality and vocal capacities of vocally healthy…
Descriptors: Speech Therapy, Pretests Posttests, Randomized Controlled Trials, Comparative Analysis
Li, Wei; Konstantopoulos, Spyros – Educational and Psychological Measurement, 2017
Field experiments in education frequently assign entire groups such as schools to treatment or control conditions. These experiments incorporate sometimes a longitudinal component where for example students are followed over time to assess differences in the average rate of linear change, or rate of acceleration. In this study, we provide methods…
Descriptors: Educational Experiments, Field Studies, Models, Randomized Controlled Trials
What Works Clearinghouse, 2016
This document provides step-by-step instructions on how to complete the Study Review Guide (SRG, Version S3, V2) for single-case designs (SCDs). Reviewers will complete an SRG for every What Works Clearinghouse (WWC) review. A completed SRG should be a reviewer's independent assessment of the study, relative to the criteria specified in the review…
Descriptors: Guides, Research Design, Research Methodology, Program Evaluation
Horner, Robert H.; Newton, James S.; Todd, Anne W.; Algozzine, Bob; Algozzine, Kate; Cusumano, Dale; Preston, Angela – Behavioral Disorders, 2018
Data-based problem solving is a hallmark of research-supported practices such as positive behavioral interventions and supports. In this study, we provided members of positive behavioral interventions and supports (PBIS) teams from 38 elementary schools with professional development focused on a research-supported problem-solving model…
Descriptors: Problem Solving, Randomized Controlled Trials, Workshops, Intervention
Solution-Focused Brief Therapy with Substance-Using Individuals: A Randomized Controlled Trial Study
Kim, Johnny S.; Brook, Jody; Akin, Becci A. – Research on Social Work Practice, 2018
Objective: This study examined the effectiveness of solution-focused brief therapy (SFBT) intervention on substance abuse and trauma-related problems. Methods: A randomized controlled trial design was used to evaluate the effectiveness of SFBT in primary substance use treatment services for child welfare involved parents in outpatient treatment…
Descriptors: Randomized Controlled Trials, Trauma, Check Lists, Symptoms (Individual Disorders)
Christiansen, Lars B.; Toftager, Mette; Pawlowski, Charlotte S.; Andersen, Henriette B.; Ersbøll, Annette K.; Troelsen, Jens – Health Education Research, 2017
School recess physical activity is important for adolescent s health and development, and several studies have established evidence based on cross-sectional studies that it is influenced by the environment in the schoolyard. The aim of this study was to investigate the effect and variation across schools of a school-based intervention on students…
Descriptors: Recess Breaks, Physical Activities, Intervention, Educational Environment
Becker, Kimberly D.; Brandt, Nicole Evangelista; Stephan, Sharon H.; Chorpita, Bruce F. – Advances in School Mental Health Promotion, 2014
We examined the measurement of educational outcomes related to children's mental health treatments. A total of 85 papers describing 88 randomized controlled trials that included at least one educational outcome and one mental health outcome were included in these analyses. Forty-five different measures were identified as the primary educational…
Descriptors: Outcomes of Education, Mental Health, Randomized Controlled Trials, Academic Achievement