Table 1.

Inclusion and exclusion criteria

INCLUSION CRITERIA	EXCLUSION CRITERIA
Studies published in the last 5 years	Not published un english, spanish or portuguese language
Case-control, cross-sectional, longitudinal and cohort studies	Systematic Review, Meta-Analysis, Case Report, Letter, Editorial, Congress
Humans	Children, teenagers and/or non-older adults
Older patients ≥65 years old	Studies in which the essential data are missing in order to obtain a profile of homogeneous works
Sample ≥ 50 individuals	Studies whose access to the complete text was under private subscription
Entered in some type of institution or hospital center for a period ≥7 days
In which the situation of hard and/or soft tissues the oral cavity was evaluated in some way