Quality thresholds, features, and dosage in early care and education : secondary data analyses of child outcomes / Margaret Burchinal, Martha Zaslow, Louisa Tarullo, editors, with commentary by Elizabeth Votruba-Drzal and Portia Miller.
Quality thresholds, features, and dosage in early care and education : introduction and literature review -- Quality thresholds, features, and dosage in early care and education : methods -- Testing for quality thresholds and features in early care and education -- Testing for dosage-outcome associations in early care and education -- Quality thresholds, features, and dosage in early care and education : discussion and conclusions.
Summary
The questions of whether preschool children benefit more strongly when early care and education (ECE) is at or above a threshold of quality, has specific quality features, and/or is of longer duration were examined in secondary data analyses of eight large ECE studies.