Claims

SSIS-CIP produces small-to-medium positive effects on teacher-rated social skills in primary-grade classrooms

Claim · All claims
Evidence · 1 study · causal r2 · q3 · i2 medium
Currency · newest study 2014 · checked against its sources 2026-11-01 (automated, 1 of 1 entry) · 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.

q3 i2 In a cluster randomized trial, SSIS-CIP classrooms showed higher posttest teacher-rated social skills than business-as-usual control classrooms, with adjusted effect sizes from .22 (self-control) to .38 (social engagement). → DiPerna 2014

Evidence

DiPerna 2014

DiPerna, J. C., Lei, P., Bellinger, J., & Cheng, W. (2014). Efficacy of the Social Skills Improvement System – Classwide Intervention Program (SSIS – CIP) in the Primary Grades. SREE Spring 2014 Conference. https://eric.ed.gov/?id=ED562704

q3 · i2 · causal · r2

Multi-site cluster randomized trial in 39 classrooms (20 SSIS-CIP, 19 control) in two Pennsylvania districts; multilevel models adjusted for pretest and covariates. The article reports printed effect sizes of .22 (self-control) to .38 (social engagement): "SSIS-CIP effect sizes on posttest teacher ratings ranged from .22 (self-control) to .38 (social engagement)".

"SSIS-CIP effect sizes on posttest teacher ratings ranged from .22 (self-control) to .38 (social engagement)."

Discussion

Learner Variables

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