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Direct linkShapiro, Anna; Weiland, Christina – Educational Evaluation and Policy Analysis, 2019
There are unique challenges to estimating causal effects of preschool for students with special needs that have not received attention in the literature. We revisit the Head Start Impact Study (HSIS) to illustrate that when and how special needs is defined has implications for the internal validity of and interpretation of special needs subgroup…
Descriptors: Definitions, Special Education, Preschools, Preschool Children
Runyan, Desmond K.; Cox, Christine E.; Dubowitz, Howard; Newton, Rae R.; Upadhyaya, Mukund; Kotch, Jonathan B.; Leeb, Rebecca T.; Everson, Mark D.; Knight, Elizabeth D. – Child Abuse and Neglect: The International Journal, 2005
Objective: The National Research Council identified inadequate research definitions for abuse and neglect as barriers to research in child maltreatment. We examine the concordance between child protective services (CPS) classifications of maltreatment type with the determinations of type from two research coding systems. We contrast the two coding…
Descriptors: Prediction, Definitions, Child Behavior, Check Lists
