Research Article

Interleukin-6 c.-174G>C Polymorphism and Periodontitis in a Brazilian Population

Table 3

Allelic and genotypic frequencies observed in case and control subjects regarding the IL6 c.-174 G>C gene polymorphism.

GenotypesPeriodontitis
case
Periodontitis
control
value*
= 134 = 196
(%) (%)

GG102 (76.1%)136 (69.4%) 0.038
GC23 (17.2%)54 (27.6%)
CC9 (6.7%)6 (3.1%)

GCGC
Allele0.850.150.830.170.598

Chi-square () and Fisher’s exact tests.