Cover: When Does A Plan Differ Significantly from Other Plans?

When Does A Plan Differ Significantly from Other Plans?

Statistical and Practical Significance Criteria of Star Ratings for the New Jersey CAHPS Survey

Published 1997

by Donna O. Farley, Ron D. Hays, Marc N. Elliott

Download Free Electronic Document

FormatFile SizeNotes
PDF file 0.3 MB

Use Adobe Acrobat Reader version 10 or higher for the best experience.

The number of overall stars a health plan receives under New Jersey's Consumer Assessment Health Plans Survey program is not sensitive to different thresholds. However, the multi-item composite star ratings are sensitive to thresholds.

This report is part of the RAND draft series. The unrestricted draft was a product of RAND from 1993 to 2003 that represented preliminary or prepublication versions of other more formal RAND products for distribution to appropriate external audiences. The draft could be considered similar to an academic discussion paper. Although unrestricted drafts had been approved for circulation, they were not usually formally edited or peer reviewed.

This document and trademark(s) contained herein are protected by law. This representation of RAND intellectual property is provided for noncommercial use only. Unauthorized posting of this publication online is prohibited; linking directly to this product page is encouraged. Permission is required from RAND to reproduce, or reuse in another form, any of its research documents for commercial purposes. For information on reprint and reuse permissions, please visit

RAND is a nonprofit institution that helps improve policy and decisionmaking through research and analysis. RAND's publications do not necessarily reflect the opinions of its research clients and sponsors.