pISSN 2234-7518
eISSN 2005-372X

Table. 3.

Number of excluded studies and the reasons for exclusion

Exlcusion reason Articles excluded on the basis of title and abstract Articles excluded after full-text evaluation
Not compatible methodology 81 4
Expert opinions 11 3
Abstract 60
Review and meta-analysis 93 4
Descriptive studies 64 6
Different topic 688 5
Different evaluated outcome 305 15
Animal studies 67
In-vitro studies 54 2
Trial in progress 1
Total 1,424 39
Korean J Orthod 2021;51:199~216 https://doi.org/10.4041/kjod.2021.51.3.199
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