Claims

The association between preschool competencies and fifth grade achievement does not differ across the achievement distribution

Claim · All claims
Evidence · 1 study · associational r3 · q2
Currency · newest study 2016 · not yet checked against its sources · not reviewed by a person

Subclaims

Reading the evidence codes

q is the design tier, i the impact, n the sample, and the kind with its r the rigour judged within that kind: what each code means.

This claim: no standardized effect is recorded in observations/ for it yet, so no benchmark reading is possible.

q2 i? Spline regressions fitting separate segments for the bottom, middle, and top thirds of the distribution found no consistent evidence of significant slope differences, suggesting preschool gains matter for both low- and high-achieving children. → Nguyen 2016

Evidence

Nguyen 2016

Nguyen, T., Watts, T. W., Duncan, G. J., Clements, D. H., Sarama, J. S., Wolfe, C., & Spitler, M. E. (2016). Which Preschool Mathematics Competencies Are Most Predictive of Fifth Grade Achievement? Early Childhood Research Quarterly. https://doi.org/10.1016/j.ecresq.2016.02.003

q2 · i? · associational · r3

Supplemental spline regression analysis of the fully controlled models examined children one standard deviation above and below the mean and three linear segments per competency; no printed effect sizes accompany this null finding.

"In both cases, we found no consistent evidence of significant differences in slopes, suggesting that gains in mathematics achievement during preschool matter for both low- and high-achieving children."

Discussion

Page metadata
Field Value
type claim
id no-slope-differences-across-achievement-distribution
title The association between preschool competencies and fifth grade achievement does not differ across the achievement distribution
description The association between preschool competencies and fifth grade achievement does not differ across the achievement distribution
status review
evidence_strength moderate
newest_evidence 2016
generated by process:wiki-ingest on 2026-10-17
trust unverified — no one has confirmed this page's content
sources 1 — nguyen-2016

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