Developing Behavioral Coding to Understand Family Communication Breakdown in Dementia Care.
Carissa K Coleman, Iman M Aly, Ashlyn Dunham and 6 others
PMID 34859729WHAT IT FOUND
In home dementia care videos, communication breakdown occurred 8% of interaction time and was successfully resolved 85% of the time.
Caregiver communication preceded most trouble sources, and people with dementia often flagged misunderstanding. This describes patterns, not tested training effects.
Key findings
01Communication was interactive 55% of coded time, with 8% communication breakdown. Breakdowns averaged 2.4 per observation and were successfully resolved 85% of the time, including 31% most successfully.
02In breakdown sequences, caregiver communication preceded the trouble source 65% of the time, the person with dementia flagged the misunderstanding 68% of the time, and the caregiver initiated repair 69% of the time.
03Caregivers verbalized 33% of coded time, mostly providing direction or instruction (70%), and respectful tone was present 82% of interaction time.
STILL TO COME
How it was doneWhat they foundWhat it means for SLPs
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What it does not show
The analysis used secondary video data from a parent trial and did not test whether any caregiver strategy caused better communication. Caregivers were asked to submit challenging care situations, so the videos may not represent calm everyday interactions. Awareness of recording equipment may have changed caregiver or person with dementia behavior. Frame-by-frame coding required extensive time and is not feasible for routine clinical use. The sample was limited to 53 dyads and 221 videos, with homogeneous race, ethnicity, and relationship types. The study reports descriptive frequencies, not evidence that communication training improves dementia care outcomes.
Declared interests
The authors declared no potential conflicts of interest. The parent study was funded by NIH grant R01NR014737.
The easy way to misread this
Do not read the 85% successful resolution rate as proof that caregivers already communicate effectively or that these strategies should be taught as effective. The study describes patterns in recorded home care videos and did not test whether any strategy prevents breakdown.