2.4. Measurements
PRESSURE ULCER, PRESSURE INJURY
The primary outcome was the presence or absence of nasal pressure injury observed from the nasal tip to the nasal alar. After extubation, an assessment was performed by the operating room nurse, who was not informed whether the patient belonged to group Furthermore, we compared the price of 3ST used in this study and the hydrocolloid dressing that can currently be used for pressure ulcer prevention in Japan.