Childhood Apraxia of Speech (CAS) is a complex speech disorder, often challenging to manage due to its neurological underpinnings. A recent study published in the American Journal of Speech-Language Pathology (AJSLP) explores the effectiveness of the Kaufman Speech to Language Protocol (K-SLP) in addressing the needs of children with CAS, including those with comorbid conditions.

Key Findings Supporting K-SLP

1. Significant Improvements in Speech and Language Skills
   The study involved five children with moderate to severe CAS who received K-SLP intervention in dyadic (pair-based) formats over a three-week intensive program. Four out of five participants demonstrated measurable improvements in speech accuracy, intelligibility, and functional communication skills. These gains were observed not only immediately post-treatment but also maintained 3–4 months later.
2. Generalization of Skills
   Three participants successfully generalized the skills acquired during therapy to untreated words, showcasing the potential of K-SLP to impact broader communication abilities beyond direct targets
3. Dyadic Delivery Benefits
   Unlike traditional one-on-one therapy, the study used dyads, which facilitated natural communication and turn-taking. This approach not only improved therapy outcomes but also provided a practical model for integrating therapy into real-world social settings

Why K-SLP Works

K-SLP combines motor learning principles with verbal shaping, guiding children from simple word approximations to more complex speech patterns. This progressive approach helps stabilize speech-motor control while simultaneously developing functional vocabulary and language skills. By emphasizing errorless learning and multisensory cueing, K-SLP makes therapy engaging and effective for children with varying needs.

Implications for Speech Therapy

The findings reaffirm K-SLP as a promising intervention for CAS, particularly for younger children with additional cognitive or behavioral challenges. The use of dyads also highlights an efficient and socially enriching service delivery model, making therapy more accessible in clinical settings with limited resources.

How Kaufman Kits 1 and 2 Support K-SLP Implementation

The Kaufman Kits are integral tools for implementing the K-SLP approach in therapy sessions. Both kits provide step-by-step guidance and materials for SLPs working with young children to improve speech clarity and develop functional communication skills:

• Kaufman Kit 1: Designed for children with limited verbal abilities, this kit focuses on teaching children to simplify words into easier, more manageable approximations. Using colorful picture cards and verbal shaping strategies, Kit 1 lays the groundwork for speech-motor control and early vocabulary development.
• Kaufman Kit 2: This kit builds upon the skills established in Kit 1, targeting more advanced word structures and refining articulation. It introduces more complex word approximations, enabling children to progress toward adult-like speech patterns while continuing to develop functional vocabulary.

Final Thoughts

This study adds to the growing body of evidence supporting K-SLP as a viable treatment for CAS. While further research with larger sample sizes is needed, these results are encouraging for Speech-Language Pathologists (SLPs) seeking evidence-based approaches to improve outcomes for children with CAS.

Reference

Namasivayam, A. K., Yue, E., Fawkes, A., Park, A., & Kaufman, N. (2024). Effectiveness of the Kaufman Speech to Language Protocol for children with childhood apraxia of speech. American Journal of Speech-Language Pathology. https://pubs.asha.org/doi/10.1044/2024_AJSLP-24-00098