Empirically Deriving Cut Scores in the Positive Behavioral Interventions and Supports (PBIS) Tiered Fidelity Inventory (TFI) through a Bookmarking Process

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Bibliographic Details
Title: Empirically Deriving Cut Scores in the Positive Behavioral Interventions and Supports (PBIS) Tiered Fidelity Inventory (TFI) through a Bookmarking Process
Language: English
Authors: Jerin Kim, Kent McIntosh (ORCID 0000-0002-7765-2993)
Source: Journal of Positive Behavior Interventions. 2025 27(2):94-106.
Availability: SAGE Publications and Hammill Institute on Disabilities. 2455 Teller Road, Thousand Oaks, CA 91320. Tel: 800-818-7243; Tel: 805-499-9774; Fax: 800-583-2665; e-mail: journals@sagepub.com; Web site: https://sagepub.com
Peer Reviewed: Y
Page Count: 13
Publication Date: 2025
Sponsoring Agency: Institute of Education Sciences (ED)
Contract Number: R324A180027
Document Type: Journal Articles
Reports - Research
Education Level: Elementary Secondary Education
Descriptors: Positive Behavior Supports, Cutting Scores, Fidelity, Program Evaluation, Difficulty Level, Test Items, Self Evaluation (Groups), Test Validity, Schools, Elementary Secondary Education
DOI: 10.1177/10983007241276536
ISSN: 1098-3007
1538-4772
Abstract: We aimed to identify empirically valid cut scores on the positive behavioral interventions and supports (PBIS) Tiered Fidelity Inventory (TFI) through an expert panel process known as bookmarking. The TFI is a measurement tool to evaluate the fidelity of implementation of PBIS. In the bookmark method, experts reviewed all TFI items and item scores by difficulty in order estimated by an item response theory (IRT) model of TFI data. Over two sessions involving data review and discussion, panelists individually identified which corresponding cut scores in each TFI tier scale indicated minimally adequate fidelity in the TFI, leading to corresponding scores of 83.3% for TFI Tier 1, 84.6% for TFI Tier 2, and 82.4% for TFI Tier 3. Then, the proposed cut scores were compared with the original cut scores of 70% for percentage of schools meeting fidelity and the association between the cut scores and school discipline outcomes using an extant sample. The results of descriptive statistics and multiple t-tests suggested that the bookmark cut score in TFI Tier 1 was reachable and more strongly associated with improved school discipline outcomes. Findings for TFI Tier 2 and Tier 3 were less conclusive.
Abstractor: As Provided
IES Funded: Yes
Entry Date: 2025
Accession Number: EJ1470072
Database: ERIC
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