Effects of semantic context on access to words of low imageability in deep-phonological dysphasia: a treatment case study.
Laura Mary McCarthy, Michelene Kalinyak-Fliszar, Francine Kohen and 1 others
PMID 28659653WHAT IT FOUND
The cohesive phrase condition helped a person with aphasia repeat treated abstract word pairs, reaching the accuracy target after 10 probes.
The non-cohesive phrase condition did not help. This was a single case.
Key findings
01The cohesive phrase condition raised LT's repetition accuracy by 0.70 and reached the treatment criterion by probe 10.
02The non-cohesive phrase condition was variable and did not reach the treatment criterion.
03After treatment, LT's digit span rose from 2.80 to 4.20.
STILL TO COME
How it was doneWhat they foundWhat it means for SLPs
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What it does not show
Only one person was studied, so the results cannot show what would happen in most people with aphasia. The treatment package included adjective-noun phrase primes and repeated target-pair practice, so the contribution of either part cannot be separated. Repetition of untrained word pairs did not improve, so the approach did not show generalisation to words outside the treated sets. The non-cohesive phrase condition was variable and did not reach criterion, and the later cohesive phrase test of those items reached criterion during baseline, so the comparison was not clean. The Western Aphasia Battery was not administered immediately before treatment, so the change from 88.6 to 94.5 cannot be tied tightly to the treatment period. The person had a phonological dysphasia profile that evolved from deep dysphasia, so the treatment may not fit other aphasia types.
Declared interests
The authors reported no potential conflict of interest.
The easy way to misread this
Do not conclude that cohesive adjective-noun phrase priming alone improves repetition for people with aphasia. This was one person, and the treatment also included repeated target-pair practice. Untrained word pairs did not improve.