Fidelity Assessment in Community Programs: An Approach to Validating Simplified Methodology
A 3-point Likert fidelity checklist is just as reliable as trial-by-trial coding and far quicker for community staff.
01Research in Context
What this study did
The team tested a 3-point Likert fidelity checklist in community autism programs. Staff scored each step as done, partly done, or not done. They compared these scores to trial-by-trial coding, the gold standard.
Twenty community sessions were double-scored. The goal was to see if the quick checklist matched the long method.
What they found
The simple checklist hit a large share exact agreement with trial-by-trial coding. Inter-rater reliability was perfect. It took a fraction of the time.
Community staff could now monitor fidelity without stopping to code every single response.
How this fits with other research
Ausenhus et al. (2019) and Zhu et al. (2020) extend this idea. They show remote feedback can also keep fidelity high when you can't be on site.
Paff et al. (2019) validated a classroom tool similar to the checklist. Both papers prove short forms can be trustworthy.
Jessel et al. (2020) seems to disagree at first. They found that shortening an IISCA to 3-5 minutes hurt control. The key difference is what was shortened. Jessel cut assessment time; Suhrheinrich cut scoring time while keeping the full session.
Why it matters
You can swap your long trial-by-trial sheets for the 3-point Likert checklist today. It saves time, keeps reliability, and works in busy community clinics. Use it during supervision or peer reviews to keep programs on track without extra staff hours.
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02At a glance
03Original abstract
Fidelity to intervention protocol is linked to best outcomes for individuals with autism spectrum disorder (ASD; see Boyd & Corley [Autism 5(4):430–441, 2001]; Pellecchia et al. [J Autism Dev Disord 45(9):2917–2927, 2015]); however, fidelity measurement tools that are both accurate and feasible for community use are often not available. In this paper we explore methods for validated simplification of fidelity assessment procedures toward the goal of increased use in clinical practice. Video recordings (n = 36) of therapists working with children with ASD were coded using three variations of fidelity assessment methodology (trial-by-trial, 5-point Likert Scale, and 3-point Likert Scale), and the results were compared for exact agreement, mastery criterion agreement, and overall reliability. The results indicated overall a very high percentage of exact agreement (mean 99.44%, range 94.4–100%) and excellent reliability (mean Krippendorff’s alpha [Kα] 1.0) between the trial-by-trial and 5-point Likert Scale across all components; however, the 3-point method may be viewed as being the more feasible strategy within community programs.
Behavior Analysis in Practice, 2020 · doi:10.1007/s40617-019-00337-6