Table 3.

Comparison of the OHI-s values in study and control groups.

Oral Hygiene Assessment (Interproximal Spaces) (OHI-s)
	T1		Mean ± Standard Deviation	T2		Mean ± Standard Deviation	p (vs. T1)	T3		Mean ± Standard Deviation	p (vs. T1)
Study group (AT preparation)	0–0.5	12%	1.48 ± 0.70	0–0.5	48%	0.66 ± 0.49	0.000001	0–0.5	96%	0.12 ± 0.18	0.000001
	0.6–1	16%		0.6–1	20%			0.6–1	4%
	1.1–2	44%		1.1–2	32%			1.1–2	0%
	2.1–3	28%		2.1–3	0%			2.1–3	0%
Control group (CT preparation)	0–0.5	27%	1.18 ± 0.61	0–0.5	30%	1.09 ± 0.60	0.461274	0–0.5	38%	0.99 ± 0.55	0.186593
	0.6–1	8%		0.6–1	16%			0.6–1	8%
	1.1–2	57%		1.1–2	46%			1.1–2	54%
	2.1–3	8%		2.1–3	8%			2.1–3	0%
Study vs. Control (p)	0.101110			0.007670				0.000001

T1—first examination; T2—second examination after 7 days; T3—third examination after 28 days.