Research Article
IL18 Polymorphism and Periodontitis Susceptibility, Regardless of IL12B, MMP9, and Smoking Habits
Table 1
Characteristics of patients with CP and controls.
| | CP patients | Controls | | | | | | OR (95% CI) | (%) | (%) | | |
| Gender | Female | 96 (50) | 116 (61) | | | Male | 96 (50) | 73 (39) | | | Age | (year) | | | | | Smoking | Smokers+ex-smokers | 82 (43) | 47 (25) | | | Nonsmokers | 110 (57) | 142 (75) | 0.0002 | 2.25 (1.45-3.49) |
| Nonsmokers | | | | | Gender | Female | 57 (52) | 98 (69) | | | Male | 53 (48) | 44 (31) | | | Age | (year) | | | | |
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: number; sd: standard deviation; OR: odds ratio; : value—only significant values are shown; CP: chronic periodontitis. |