The Role of Interleukin-1 Genotype in the Association between Coronary Heart Disease and Periodontitis in a Syrian Population

Table 7

Multiple logistic regression with backward stepwise elimination.

Significant variable	P value
Age	0.015
BMI	<0.001
CAL	0.006
Allele 2 of IL-1a+4845	<0.001

Outcome variable is CHD and (moderate + severe) ABL.
Full model was allele 2 of IL-1α +4845, allele 2 of IL-1𝛽 +3954, allele 2 of IL-1𝛽  −511, allele 2 of IL-1 RN VNTR, age, gender, smoking, BMI, PD, GR, and CAL.