Table 1:
Studies and Study Characteristics in Meta-Analytic Sample
| Reference Authors and Year | Dataset | Outcome Measures | Early Intervention Measures | Later Quality Measures | Early Quality Identification Strategy | Later Quality Identification Strategy |
|---|---|---|---|---|---|---|
|
| ||||||
| Magnuson, K. A., Ruhm, C., & Waldfogel, J. (2007). | ECLS-K (1998) | Reading and math achievement change from K-3 | Preschool enrollment | Low instruction (reverse scored); large class (reverse scored) | OLS | OLS |
| Claessens, A., Engel, M., & Curran, F. C. (2014). | ECLS-K (1998) | Kindergarten reading and math achievement | Center-based care; Head Start | Minutes of advanced math and reading instruction | OLS | OLS |
| Swain, W. A., Springer, M. G., & Hofer, K. G. (2015). | Tennessee Pre-k | End of 1st grade Woodcock-Johnson composite scores | Tennessee Pre-k | First grade teacher quality | OLS | OLS |
| Ansari, A., & Pianta, R. C. (2018a). | NICHD Study of Early Child Care and Youth Development | 9th grade math and reading achievement | Early Child Care Quality Composite | Elementary school classroom quality | OLS | OLS |
| Ansari, A., & Pianta, R. C. (2018b). | ECLS-K (1998) | 5th grade achievement index | Preschool enrollment | Moderate and high scores on elementary school quality index | PSM and OLS | PSM and OLS |
| Bassok, D., Gibbs, C. R., & Latham, S. (2018). | ECLS-K (1998) | Spring Kindergarten math and literacy scores | Preschool enrollment | Full-day kindergarten, kindergarten transitions, advanced math and literacy instruction; small kindergarten class size | OLS | OLS |
| Bassok, D., Gibbs, C. R., & Latham, S. (2018). | ECLS-K (2010) | Spring Kindergarten math and literacy scores | Preschool enrollment | Full-day kindergarten, kindergarten transitions, advanced math and literacy instruction; small kindergarten class size | OLS | OLS |
| Jenkins, J. M., Watts, T. W., Magnuson, K., Gershoff, E. T., Clements, D. H., Sarama, J., & Duncan, G. J. (2018). | Head Start Impact Study | Kindergarten or 1st grade language and literacy composite | Head Start offer | Advanced literacy activities in kindergarten and grade 1; full-day kindergarten; kindergarten class size (reverse scored); classroom % FRPL (reverse scored); school % FRPL (reverse scored); school % reading and math proficient | Random Assignment | OLS |
| Jenkins, J. M., Watts, T. W., Magnuson, K., Gershoff, E. T., Clements, D. H., Sarama, J., & Duncan, G. J. (2018). | TRIAD study of Building Blocks Curriculum | 1st grade math composite | Building Blocks math curriculum | Number of kindergarten and 1st grade math activities; mathematics teaching quality | Random Assignment | OLS |
| Ansari, A., Pianta, R. C., Whittaker, J. V., Vitiello, V. E, & Ruzek, E. A. (2019). | Large U.S. county | Spring pre-k language, literacy, and math achievement | Center-based care or preschool at age 3 | Public or private preschool at age 4 | PSM and OLS | PSM and OLS |
| Carr, R. C., Mokrova, I. L., Vernon-Feagans, L., & Burchinal, M. R. (2019). | NCEDL Multi-State Study of Pre-K | Spring Kindergarten language, literacy, and math achievement | Pre-k classroom emotional and instructional support | Kindergarten classroom emotional and instructional support | OLS | OLS |
| Han, J., O’Connor, E. E., & McCormick, M. P. (2019) | NICHD Study of Early Child Care and Youth Development | Grade 1, 3, and 5 math, reading, and vocabulary achievement | Pre-k classroom quality ratings | Elementary school emotional and instructional support ratings | HLM | HLM |
| Mashburn, A. J., & Yelverton, R. (2019). | Head Start Impact Study | Spring Kindergarten reading, vocabulary, and math achievement | Time on literacy and language or math activities in Head Start | Time on literacy and language or math activities in Kindergarten | OLS | OLS |
| Ou, S. R., Arteaga, I., & Reynolds, A. J. (2019). | Chicago Child-Parent Center Program | 8th grade math and reading achievement | CPC pre-k intervention | CPC intervention for 1, 2, or 3 or more subsequent years | PSM and OLS | PSM and OLS |
| Pearman, F.A., Springer, M., Lipsey, M., Lachowicz, M., Swain, W., & Farran, D. (2019). | Tennessee Pre-k | 3rd grade math and ELA achievement | Tennessee pre-k offer subsequent years | School quality and number of high quality teachers in grades K-3 | Random Assignment | OLS |
| Carr, R. C., & Vernon-Feagans, L. (2019). | Family Life Project | Spring Kindergarten language, literacy, and math achievement | Head Start attendance | Instructional and emotional support and classroom organization in Kindergarten | PSM and OLS | OLS |