Table 3.

Means and ranges of the LL-37 amount and concentration values in the gingival crevicular fluid (GCF) of the study groups (Y: young, MA: middle aged, * indicates significant difference from healthy counterpart).

GCF LL-37 level	Y-Healthy	Y-Gingivitis	MA-Healthy	MA-Gingivitis
	(n=20)	(n=21)	(n=20)	(n=20)
Total amount (ng/site)	0.21 (0.01-1.63)	0.93 (0.2-25) *	0.23(0.01-1.42)	0.97 (0.1-2.4)*
Concentration (ng/µl)	1.37 (0.01-8.35)	2.78 (0.43-8.21)*	2.35 (0.01-8.35)	3.13 (0.44-10.83)