Association between Polymorphisms in Interleukin-17A and -17F Genes and Chronic Periodontal Disease

Table 2

Demographic and clinical features of the studied subjects.

	HC (𝑛=30)	CP (𝑛=30)	𝑃 value
Age (SD; range)	40.5 (8.1; 26–52)	45.5 (8.7; 37–61)	0.97
Gender (% F)	60.86	50.00	0.44
Ethnic origin	Brazilian mixed population
PD (SD)	2.50 (0.8)	4.52 (0.19)*	<0.0001
CAL (SD)	2.65 (0.15)	5.74 (0.17)*	<0.0001
BOP (SD)	2.0 (0.4)	31.17 (4.02)*	<0.0001

HC: healthy controls, CP: chronic periodontitis, SD: standard deviation, PD: probing depth, CAL: clinical attachment loss, BOP: and bleeding on probing.
*Significantly higher than control (𝜒² test or Student’s 𝑡-test).