Research Article
Association between Periodontitis and Carotid Artery Calcification: A Systematic Review and Meta-Analysis
Table 1
Quality assessment of cross-sectional studies.
| | Study | NIH criteria | | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | Quality rating |
| | Tiller, 2011 | + | — | NA | — | — | — | NA | — | + | NA | + | — | NA | — | Fair | | Kamak, 2015 | + | + | + | + | — | — | NA | — | + | + | + | CD | NA | — | Good | | Dewake, 2020 | + | + | + | — | — | — | NA | — | + | NA | + | CD | NA | — | Fair | | Ravon, 2003 | + | — | CD | — | — | — | NA | — | + | NA | + | CD | NA | — | Fair | | Alsakr, 2020 | + | + | + | + | — | — | NA | + | + | NA | + | CD | NA | — | Good | | Bilgin, 2020 | + | + | + | — | — | — | NA | — | + | NA | + | CD | NA | + | Fair | | Gustafsson, 2019 | + | + | + | + | — | — | NA | — | + | NA | + | CD | NA | — | Good | | Paju, 2020 | + | + | + | + | — | — | NA | + | + | NA | + | CD | NA | + | Good | | Brice, 2007 | + | + | + | + | + | + | NA | + | + | NA | + | CD | NA | + | Good | | Bagis, 2019 | + | + | + | + | — | — | NA | — | + | NA | + | CD | NA | — | Good |
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+: yes; -: no; NA: not applicable; CD: cannot determine.
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