Table 3 Quality assessment for case-controlled studies
From: Periodontitis is associated with the increased levels of visfatin: a meta-analysis
Author and year | Selection | Comparability | Exposure | Total |
|---|---|---|---|---|
Bahammam, M. A 2018 [17] | ●●○● | ○● | ●●○ | 7/9 |
Çetiner, D. 2019 [18] | ●●○● | ●● | ●●○ | 8/9 |
Chen, F. 2018 [19] | ●○●● | ○● | ●●○ | 7/9 |
Coutinho, A 2021 [20] | ●○○● | ●● | ●●○ | 6/9 |
Hamdi, A. Q. 2021 [21] | ●○○● | ○○ | ●●○ | 4/9 |
Mishra, V. 2016 [22] | ●○○● | ○● | ●●○ | 5/9 |
Mohamed, H. G. 2015 [23] | ●○○● | ○● | ●●○ | 5/9 |
Mopidevi, A. 2019 [24] | ●○○● | ●● | ●●○ | 6/9 |
Özcan, E (A). 2016 [25] | ●○○● | ●● | ●●○ | 6/9 |
Özcan, E.(B). 2016 [26] | ●○○● | ●● | ●●○ | 6/9 |
Özcan, E. 2015 [27] | ●○○● | ●● | ●●○ | 6/9 |
Paul, R 2020 [28] | ●○○● | ○● | ●●○ | 5/9 |
Pradeep, A. R. 2011 [29] | ●○○● | ○● | ●●○ | 5/9 |
Pradeep, A. R. 2012 [30] | ●○○● | ●● | ●●○ | 6/9 |
Raghavendra, N. M. 2012 [31] | ●○○● | ○● | ●●○ | 5/9 |
Rezaei, M. 2019 [32] | ●○○● | ●● | ●●○ | 6/9 |
Saljoughi, F. 2020 [33] | ●○○● | ●● | ●●○ | 6/9 |
Saseendran, G. 2021 [34] | ●○○● | ○● | ●●○ | 5/9 |
Tabari, Z. A. 2014 [35] | ●○○● | ●● | ●●○ | 6/9 |
Tabari, Z. A. 2015 [36] | ●○○● | ●● | ●●○ | 6/9 |