Table 1.

Initial time point data of the patients (M ± SD) and distribution of sampled sites.

	Control group	Test group	Independent sample test
Age	43.3 ± 5.6	44.2 ± 6.1	NS
Gender (M/F)	8/10	8/9	NS
API (%)	36.1 ± 4.2	35.6 ± 4.1	NS
MGI (points)	2.6 ± 0.5	2.7 ± 0.6	NS
BI (%)	68.9 ± 5.5	69.8 ± 5.3	NS
PD (mm)	5.3 ± 0.6	5.4 ± 0.6	NS
Distribution of sampled sites
Singled-rooted teeth (n)	39	36	NS
Multirooted teeth (n)	33	32	NS
Furcation involved sites (n)	13	14	NS
Nonfurcation involved sites (n)	59	54	NS

NS: not significant.