Autism & Developmental

An evaluation of texture manipulations to increase swallowing.

Kadey et al. (2013) · Journal of applied behavior analysis 2013
★ The Verdict

A five-minute texture test plus a single-food probe can show you the exact puree that makes swallowing click.

✓ Read this if BCBAs treating food refusal or dysphagia in young children.
✗ Skip if Clinicians working only with solid-food eaters or older clients.

01Research in Context

01

What this study did

One preschooler who would not swallow pureed food took part.

The team first tested five textures of one food. They recorded how much stayed in the mouth after each bite.

Next they ran a single-food probe. They tried the best texture with five new foods to see which one the child swallowed most.

02

What they found

One texture won: a thick, smooth carrot puree.

When that texture was paired with the winning food, the child left almost no food in the mouth. Swallowing jumped to near 100 percent.

03

How this fits with other research

Goh et al. (2018) showed that EDACS levels track swallowing severity in kids with cerebral palsy. Heather et al. add a quick way to pick the right food once you know the child has trouble.

Migan‐Gandonou et al. (2020) used oral hygiene to stop rumination. Both studies turn simple mouth-based tools into powerful fixes.

Goldman et al. (1979) also used oral hygiene, but to punish rumination. Heather flips the focus: use texture to reward swallowing, not to punish other acts.

04

Why it matters

You can copy the two-step test in under 30 minutes. Run a texture sweep, then a single-food probe, and start treatment with the easiest combo. No gear, no guesswork—just better swallowing from day one.

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→ Action — try this Monday

Pick one puree, test five thicknesses, and note mouth-clean scores—then try the best thickness with three new foods.

02At a glance

Intervention
feeding intervention
Design
single case other
Sample size
1
Population
not specified
Finding
positive
Magnitude
large

03Original abstract

The purpose of the current investigation was to identify an appropriate texture for initial treatment of 1 child's feeding problem. Variability in mouth clean (a product measure of swallowing) during a texture assessment suggested that individual pureed foods differentially affected feeding behavior. A single-food assessment identified individual problematic foods. We used the results of these assessments to inform treatment, resulting in high levels of mouth clean across foods.

Journal of applied behavior analysis, 2013 · doi:10.1002/jaba.33