Use of over-the-counter mouthwashes as an additional measure in individual oral prophylaxis on adults with plaque-induced gingivitis: a double-blind, parallel, randomized controlled trial

Table 4 Interproximal bleeding scores according to the treatment groups C: Group control, CHX 0.12% MW; CX: Group test, CHX 0.09% + HA, polylysine, xylitol, and CITROX®; P: Group test, MW containing natural extracts

Time	C		CX		P		Paired Comparisons (p-Value)
	n	% ± se	n	% ± se	n	% ± se	C-CX	C-P	CX-P
Interproximal sites bleeding
T₀(Baseline)	1224	43.95 ± 1.42	1768	40.55 ± 1.17	1356	43.73 ± 1.35	0.06	0.91	0.07
T₁(2 weeks)		34.89 ± 1.36		30.09 ± 1.09		27.8 ± 1.22	0.00	0.00	0.16
*p-value*		0.00		0.00		0.00
Effect. T₁, % (95%-CI)		20.63 ± 3.86		25.8 ± 3.13		36.42 ± 3.56

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