Table 1.
Quality assessment of the systematic reviews using AMSTAR 1.
| Systematic Review | A Priori Design Included? | Duplicate Study Selection/Data Extraction? | Comprehensive Literature Search Performed? | Status of Publication as Inclusion Criteria? | List of Included Studies Provided? | Characteristics of Included Studies Provided? * | Quality of Studies Assessed and Documented? | Quality Assessment Used Appropriately? | Methods Used to Combine Results Appropriate? | Likelihood of Publication Bias Assessed? | Conflict of Interest Stated? ** | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| (Afzal and Khalid, 2016) [30] | − | − | + | + | + | + | + | − | - | − | − | |
| (Alhasanat and Fry-McComish, 2015) [42] | − | + | + | − | + | + | − | − | - | − | − | |
| (Amber Haque, 2015) [31] | − | N/A | + | − | + | + | − | − | - | − | − | |
| (Evagorou et al., 2016) [43] | − | − | + | − | − | − | − | − | - | − | − | |
| (Fisher et al., 2012) [8] | − | − | + | − | + | + | + | + | + | + | + | |
| (Fuhr et al., 2014) [32] | + | + | + | + | + | + | + | + | + | + | + | |
| (James-Hawkins et al., 2019) [33] | + | + | + | + | + | + | + | + | - | N/A | + | |
| (Jones and Coast, 2013) [34] | − | − | + | - | + | + | − | − | - | − | + | |
| (Klainin and Arthur, 2009) [35] | + | − | + | − | + | + | − | − | - | − | + | |
| (Mahendran et al., 2019) [36] | N/A | + | + | + | + | + | + | + | + | + | + | |
| (Qutteina et al., 2018) [37] | − | + | + | - | + | + | + | + | - | N/A | + | |
| (Sawyer et al., 2010) [40] | − | N/A | + | − | + | + | − | − | - | − | + | |
| (Shorey et al., 2018) [38] | + | + | + | + | + | + | + | + | + | + | + | |
| (Stewart, 2007) [41] | − | − | − | − | + | + | − | − | - | − | − | |
| (Zahidie and Jamali, 2013) [39] | − | − | − | − | + | + | − | − | - | − | − | |
Categories for risk of bias are as follows: +, yes; −, no; N/A, not applicable. * No single review provided a list of excluded studies; ** conflict of interest of all included studies was never stated.