Interventional study of comparing body pressure in different prone positions in healthy young women.
Akihiro Sato, Akiko Ajimi, Yuko Omiya and 1 others
PMID 39239414WHAT IT FOUND
Face pressure was higher in 19 healthy young women when the face turned opposite the raised arm than in other positions.
Elbow pressure was lower in those positions.
Key findings
01Significant posture-related pressure differences were found only for the face and elbows, not the chest or knees.
02Facial pressure was higher in postures where face orientation and the raised upper limb side were different than in other postures.
03No significant correlation was found between BMI or head rotation range and facial pressure in any posture.
STILL TO COME
How it was doneWhat they found
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What it does not show
Only 19 healthy young women were measured, so the findings do not show what happens in patients receiving prone therapy. The sample size was described as insufficient and may not reflect trends among young women. The measurements were made with one set of equipment and did not correspond to medical care, where positions change regularly and other mats may be used. Trunk rotation was inferred from pressure distribution but was not measured. The sensor measured compressive pressure only, not tensile or shear stress, which also contribute to pressure ulcers.
Declared interests
The authors declared no conflicts of interest directly relevant to the content of this article. The supplied text did not state a funding source.
The easy way to misread this
Do not conclude that these positions reduce pressure ulcers in patients. The study measured only short-term compressive body pressure in healthy young women, and it did not test clinical outcomes or patients.