. Author manuscript; available in PMC: 2014 Apr 15.

Published in final edited form as: J Periodontol. 2013 Jan 31;84(11):1606–1616. doi: 10.1902/jop.2013.120294

Table 2. Demographic information of the participants and clinical parameters in the biopsied gingival sites.

Demographic/ Clinical parameters	Periodontal Health (n=17)	Periodontitis (n=18)	Experimentally Induced Gingivitis (n=11)
Mean age (years)	40.9± 13.5	48.7±8.7	36.8±9.7
Gender
Males/Females	5/12	11/7	5/6
Probing Depth (Mean±SD, mm)	1.9±0.9	5.7±1.1^**	2.4±0.3
Clinic Attachment Level (Mean± SD, mm)	0.9±0.6	4.1±1.0^**	1.1±0.7
Alveolar bone loss	No	Yes	No

^**

indicates p<0.001 as compared with periodontal health