Development and validation of a nomogram for oral mucosal membrane pressure injuries in ICU patients: A prospective cohort study.

Aims: Establishing a nomogram to estimate the probability of oral mucosal membrane pressure injury of endotracheal tube-intubated hospitalized patients in intensive care unit.

Design: Multicentre prospective cohort study.

Methods: Using Lasso regression and COX regression, variable selection was performed on demographic, clinical and laboratory data of 1037 ICU endotracheal tube-intubated hospitalized patients from West China Hospital, to construct a nomogram.