International Journal of Dentistry / 2017 / Article / Tab 2 / Review Article
Genetic Factors and the Risk of Periodontitis Development: Findings from a Systematic Review Composed of 13 Studies of Meta-Analysis with 71,531 Participants Table 2 Statistical characteristics and results about heterogeneity value of the studies in meta-analysis and included in systematic search.
Med Author and reference Polymorphism I 2 (%)Statistical model used Periodontitis classification IL-1A Wang et al. [18 ] −889 C/T 28.86 P > 0.05FE Aggressive Silva et al. [15 ] −889 C/T 15 P = 0.28FE Chronic IL-1B Zeng et al. [19 ] −511 C/T 79.54 P < 0.05RE Chronic Chen et al. [20 ] +3954 C/T 62.2 P < 0.05RE Aggressive Ma et al. [21 ] +3954 C/T 81% P < 0.05RE Chronic IL-4 Yan et al. [17 ] −590 C/T −33 C/T 70 pb 90.4 85.7 75.1 P < 0.05P < 0.05P < 0.05RE RE RE Aggressive/chronic IL-6 Song et al. [22 ] −174 G/C −572 G/C 64.9 61.8 P < 0.05P < 0.05RE RE Aggressive/chronic IL-8 Chen et al. [23 ] −251 A/T −845 T/C NR NR P < 0.001P = 0.40RE FE Aggressive/chronic IL-10 Zhong et al. [24 ] −1082 A/G −819 C/T −592 C/A 23.9 29.8 56.6 P = 0.26P = 0.20P = 0.04FE FE RE Aggressive/chronic IL-18 Li et al. [25 ] −607 A/C −137 G/C 38.1 0 P = 0.19P = 0.97FE FE Aggressive/chronic FCGR2A FCGR3A FCGR3B Song and Lee [10 ] R131H F158V NA1/NA2 5.95 0 NA 0 0 84.7 P = 0.45P = 0.49 NAP = 0.48P = 0.56P = 0.001FE FE NA FE FE RE Chronic Aggressive Chronic Aggressive Chronic Aggressive COX-2 Jiang et al. [8 ] −765G/C −1195G/A 8473 T/C 95.4 96.7 75.9 NA 0 P < 0.05P < 0.05P < 0.05 NAP > 0.05RE RE RE NA FE Chronic Aggressive Chronic Aggressive Chronic MMP-2 MMP-3 MMP-8 MMP-9 Weng et al. [11 ] −753 C/T −1171 A5/A6 −799C/T −1562 C/T 0 29.9 34.4 NA 0 85.3 85.8 0 P > 0.05P > 0.05P = 0.17 NAP > 0.05P < 0.05P < 0.001P = 0.49FE FE FE NA FE RE RE FE Chronic Aggressive Chronic Aggressive Chronic Aggressive Chronic Aggressive
Med: inflammatory mediator, IL: interleukins, FGCGR: receptor Fcγ , COX-2: cyclooxygenase 2, MMP: matrix metalloproteinase, I 2 : chi-squared based Q statistic test, NR: not reported, NA: not applicable, and P < 0.05: statistic value significant.