Table 1.

Clinical parameters in subjects (mean ± SD).

Variable	Healthy (n = 10)	Periodontitis (n = 10)
Age (year) (range)	17–56 (32.3)	18–59 (34.5)
Age (year)	34.1 ± 8.7	36.3 ± 9.6
Number of teeth	20.3 ± 2.2 (18–24)	18.2 ± 3.5 (19–24)
Probing depth (mm)	2.5 ± 1.9 (1.2–4.1)	6.9 ± 1.9 (5.2–7.9)
Clinical loss of attachment (mm)	1.9 ± 0.5 (1.2–2.4)	5.5 ± 1.3 (3.5–6.9)
Bleeding on probing (%)	5.32 ± 3.71 (3.78–8.56)	57.9 ± 14.6 (44.2–68.8)
No. of teeth with periodontitis	4.12 ± 1.32 (3.24–6.89)	10.31 ± 1.32 (9.06–12.08)