Comparison of functional aspects and quality of life before and after using the heat and moisture exchange in total laryngectomy patients.
Romulo da Silva Rodrigues, Victória Paes Leme da Silva, Leticia Cristina de Jesus Dos Santos and 2 others
PMID 41124526WHAT IT FOUND
After using a heat and moisture exchange filter for two to four weeks, laryngectomy patients reported better sleep, less cough-related distress, and improved emotional voice perception.
Swallowing quality of life did not change.
Key findings
01Participants reported significant improvements in cough-related quality of life and sleep quality after using the filter for two to four weeks.
02The emotional domain of voice handicap improved significantly, but total voice handicap scores did not reach statistical significance.
03There was no statistically significant change in swallowing-related quality of life at any assessment point.
STILL TO COME
How it was doneWhat they foundWhat it means for SLPs
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What it does not show
The study was uncontrolled, meaning there was no comparison group of patients who did not use the filter, so natural recovery or placebo effects cannot be ruled out. The sample size was small (14 participants), which limits the generalizability of the findings and increases the risk of missing true effects. The Leicester Cough Questionnaire had not completed validation stages for this specific population.
Declared interests
No conflicts of interest were reported.
The easy way to misread this
Do not assume the filter directly caused the improvements in voice, cough, or sleep. Because there was no control group, these changes could reflect natural recovery or the placebo effect of receiving a new device and attention.
Summarised by AI from the full paper, without a clinician reviewing it. Check it against the source before it changes what you do. Read it on PubMed →