Table 4.

Intergroup differences of PI and GBI scores, salivary markers

	Plaque index			Gingival bleeding index			Salivary flow rate (ml/min)			Buffering capacity (pH)
	T0 (mean ± SD)	T1 (mean ± SD)	T2 (mean ± SD)	T0 (mean ± SD)	T1 (mean ± SD)	T2 (mean ± SD)	T0 (mean ± SD)	T1 (mean ± SD)	T2 (mean ± SD)	T0 (mean ± SD)	T1 (mean ± SD)	T2 (mean ± SD)
Lingual technique (n = 10)	0.47 ± 0.18	0.56 ± 0.15	0.59 ± 0.16	0.18 ± 0.13	0.22 ± 0.07	0.29 ± 0.19	1.11 ± 0.47	1.25 ± 0.38	1.39 ± 0.46	5.20 ± 0.79	5.30 ± 0.85	5.00 ± 0.88
Labial technique (n = 10)	0.42 ± 0.17	0.52 ± 0.25	0.43 ± 0.20	0.31 ± 0.21	0.45 ± 0.17	0.33 ± 0.13	1.06 ± 0.65	1.32 ± 0.45	1.50 ± 1.22	5.35 ± 0.41	5.75 ± 0.79	5.50 ± 0.41
p value	NS	NS	NS	NS	**	NS	NS	NS	NS	NS	NS	NS

NS, not significant. **p < 0.01 (Mann-Whitney U test).