Each steps of this process was performed by two scholars. First, the articles which did not conformed to inclusion criteria or duplicated was excluded (n = 34868).�� Second, the articles was excluded based on title and abstract (n = 689). In the third step, full texts of the remaining 65 articles were read completely and 54 articles were excluded according to content of articles. Finally, 10 English and One Persian articles were selected and full text of these articles were analyzed and reviewed. Information collected from each of the studies included the author(s), year and country of publication, the sampling method, the methodology, and the main results (Table 1).
The process of selecting articles of the study was conducted systematically in three steps (Fig. 1).
Results
The methodology of 11 reviewed articles included: nine descriptive, one literature review, and one meta-analysis. The results are expressed in two general categories regarding to main research questions.
Each steps of this process was performed by two scholars. First, the articles which did not conformed to inclusion criteria or duplicated was excluded (n = 34868).�� Second, the articles was excluded based on title and abstract (n = 689). In the third step, full texts of the remaining 65 articles were read completely and 54 articles were excluded according to content of articles. Finally, 10 English and One Persian articles were selected and full text of these articles were analyzed and reviewed. Information collected from each of the studies included the author(s), year and country of publication, the sampling method, the methodology, and the main results (Table 1).The process of selecting articles of the study was conducted systematically in three steps (Fig. 1). ResultsThe methodology of 11 reviewed articles included: nine descriptive, one literature review, and one meta-analysis. The results are expressed in two general categories regarding to main research questions.
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