Brain-Derived Neurotrophic Factor in Chronic Periodontitis

Table 1

Demographic and clinical features of the studied subjects.

	HC ( = 29)	CP ( = 28)	value
Age (SD)	41.21 (8.4)	44.4 (8.5)	0.25
Gender (% F)	56.5	51.20	0.63
PD (SD)	2.60 (0.7)	4.46 (0.9)^*	<0.0001
CAL (SD)	2.06 (0.9)	5.07 (0.8)^*	<0.0001
BOP (SD)	5.7 (0.6)	31.6 (2.2)^*	<0.0001

HC: healthy controls; CP: chronic periodontitis; SD: standard deviation; PD: probing depth; CAL: clinical attachment loss; BOP: bleeding on probing (% of sites).
^*Significantly higher than control ( < 0.05, test or Student’s -test).