Table 1 The contents of the theoretical and practical training sessions

1

(a) physiology and anatomy of the mouth; (b) Pathophysiology of oral diseases

2

(a) importance of oral hygiene care in the prevention of various diseases in ICU patients such as ventilator-associated pneumonia (VAP); (b) the role of the occurrence of various oral diseases due to poor oral hygiene on the outcomes of ICU patients

3

Introduction and explanation of the components of the final checklist in the steps before, during and after professional oral hygiene care (part I)

4

Introduction and explanation of the components of the final checklist in the steps before, during and after professional oral hygiene care (part II)

5

Perform the practical three-step professional oral hygiene care checklist on the model