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A Systematic Survey of Control Groups in Behavioral and Social Science Trials
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Wang, Mei; Sun, Guangwen; Chang, Yaping; Jin, Yanling; Leenus, Alvin; Maaz, Muhammad; Li, Guowei; Bhatt, Meha; Abbade, Luciana P. F.; Nwosu, Ikunna; Zielinski, Laura; Sanger, Nitika; Bantoto, Bianca; Luo, Candice; Shams, Ieta; Shahid, Hamnah; Adachi, Jonathan; Mbuagbaw, Lawrence; Levine, Mitchell; Samaan, Zainab; Thabane, Lehana – Research on Social Work Practice, 2018
Behavioral and social sciences randomized controlled trials (BSSTs) have a significant role in life sciences. Choosing an appropriate control or comparator group for BSSTs is critical, to provide true intervention effects. The objective of this study was to determine the types of control groups used in BSSTs, and the rationale provided to justify…
Descriptors: Randomized Controlled Trials, Databases, Behavioral Science Research, Social Science Research
A Case for Regression Discontinuity Design in Impact Evaluations
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May, Henry; Jones, Akisha; Blakeney, Aly – AERA Online Paper Repository, 2019
Using an RD design provides statistically robust estimates while allowing researchers a different causal estimation tool to be used in educational environments where an RCT may not be feasible. Results from External Evaluation of the i3 Scale-Up of Reading Recovery show that impact estimates were remarkably similar between a randomized control…
Descriptors: Regression (Statistics), Research Design, Randomized Controlled Trials, Research Methodology
Trends in Methodological Quality in Controlled Trials of Psychological and Social Interventions
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Sundell, Knut; Åhsberg, Elizabeth – Research on Social Work Practice, 2018
Objective: There is substantial evidence that poorly designed and reported research can mislead decision making in clinical care. This review investigates the methodological quality of Swedish trials of a wide array of psychological and social interventions. Method: The review includes 302 articles published in peer-reviewed journals during…
Descriptors: Randomized Controlled Trials, Pretests Posttests, Control Groups, Intervention