Table 1 Search strategy used in PubMed

#1

Oral health related quality of life

#2

(“Child*”[MeSH] OR “Adolescent”[MeSH])

#3

“Oral health”[MeSH]

#4

“Quality of life”[MeSH]

#5

(“Socioeconomic Factors”[MeSH] OR “Social Class”[MeSH] OR “Social Environment”[MeSH] OR “Poverty”[MeSH] OR “Illiteracy”[MeSH] OR “Literacy”[MeSH] OR “Educational Status”[MeSH] OR “Employment”[MeSH] OR “Family Characteristics”[MeSH] OR “Income”[MeSH] OR “Occupations and Professions”[MeSH] OR “Unemployment”[MeSH] OR “Social Change”[MeSH] OR “Family Characteristics”[MeSH] OR “Marital Status”[MeSH] OR “Parenthood”[MeSH] OR “Family Relations”[MeSH] OR “Nuclear Family”[MeSH] OR “Family Functioning”[MeSH] OR “Age Factors”[MeSH] OR “Birth Place”[MeSH] OR “Birth Intervals”[MeSH] OR “Birth Order”[MeSH] OR “Race Factors”[MeSH] OR “Special Populations”[MeSH])

#6

(#1 AND #2)

#7

(#1 AND #2 AND #5)

#8

(#2 AND #3 AND #4)

#9

(#2 AND #3 AND #4 AND #5)