Assessment & Research

Brief Report: Differences in Naturalistic Attention to Real-World Scenes in Adolescents with 16p.11.2 Deletion.

Haskins et al. (2024) · Journal of autism and developmental disorders 2024
★ The Verdict

Teens with 16p11.2 deletion let flashy visuals, not scene meaning, steer their eyes.

✓ Read this if BCBAs running assessments or social skills groups for adolescents with 16p11.2 or ASD-linked genetic variants.
✗ Skip if Clinicians only serving adults with no developmental caseload.

01Research in Context

01

What this study did

The team watched how teens with a 16p11.2 gene deletion look around virtual rooms.

They used eye-tracking goggles while each teen explored 3-D scenes on a screen.

A comparison group of typically developing teens did the same thing.

02

What they found

The deletion group let bright colors and movement guide their eyes.

They spent less time looking at items that made sense for the scene, like a toothbrush in a bathroom.

Their gaze followed bottom-up salience, not top-down meaning.

03

How this fits with other research

Hochhauser et al. (2018) saw the opposite in ASD teens: those kids spotted scene changes faster than typical peers. The new data say 16p11.2 teens do not show that speed edge, so the "ASD visual superpower" idea does not apply to this genetic subtype.

Hou et al. (2024) also found wandering, less-social gaze in younger autistic children. Together the studies trace a line: altered scene priors start in childhood and stay through adolescence in both ASD and 16p11.2 groups.

Baharav et al. (2008) showed autistic adults miss big, odd changes because they ignore scene schemas. The 16p11.2 teens echo this pattern, hinting that weak top-down guidance sits in both conditions.

04

Why it matters

If you teach a teen with 16p11.2 deletion, highlight the key item with motion, color, or a spotlight. Do not assume they will pick the important part just because it "makes sense" in the setting. Pair the salient cue with language so meaning can catch up to the flash.

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Put a bright border or short animation on the picture you want the learner to notice first.

02At a glance

Intervention
not applicable
Design
case control
Sample size
44
Population
neurotypical, other
Finding
negative

03Original abstract

Sensory differences are nearly universal in autism, but their genetic origins are poorly understood. Here, we tested how individuals with an autism-linked genotype, 16p.11.2 deletion ("16p"), attend to visual information in immersive, real-world photospheres. We monitored participants' (N = 44) gaze while they actively explored 360° scenes via headmounted virtual reality. We modeled the visually salient and semantically meaningful information in scenes and quantified the relative bottom-up vs. top-down influences on attentional deployment. We found, when compared to typically developed control (TD) participants, 16p participants' attention was less dominantly predicted by semantically meaningful scene regions, relative to visually salient regions. These results suggest that a reduction in top-down relative to bottom-up attention characterizes how individuals with 16p.11.2 deletions engage with naturalistic visual environments.

Journal of autism and developmental disorders, 2024 · doi:10.1167/14.1.28