Table 2.

Intra-mouthrinse comparisons of viability of salivary microbiota (%), measured under CLSM, after treatment with placebo (sterile water), CPC, O-cymen-5-ol, and CPC + O-cymen-5-ol.

Time (in min)	Mouthrinse	Mean ± SD	95% Conf. Interval	p-value
15 min	Placebo	86.3 ± 10.7	79.14–93.48	0.09
	CPC	54.8 ± 23.0	41.50–68.06	< 0.001
	O-Cymen-5-ol	76.3 ± 17.1	66.36–86.14	< 0.001
	CPC + O-Cymen-5-ol	47.4 ± 11.9	40.49–54.30	< 0.001
30 min	Placebo	95.3 ± 16.0	84.53–106.01	0.86
	CPC	67.4 ± 22.7	54.25–80.44	< 0.001
	O-Cymen-5-ol	84.4 ± 12.9	76.97–91.89	< 0.05
	CPC + O-Cymen-5-ol	56.2 ± 12.7	48.88–63.49	< 0.001
1 h	Placebo	92.1 ± 5.9	88.15–96.09	0.48
	CPC	68.0 ± 17.0	58.20–77.83	< 0.001
	O-Cymen-5-ol	82.0 ± 12.4	74.80–89.10	< 0.05
	CPC + O-Cymen-5-ol	58.7 ± 8.9	53.54–63.87	< 0.001
2 h	Placebo	93.0 ± 11.1	85.54–100.52	0.58
	CPC	68.9 ± 19.5	57.65–80.14	< 0.001
	O-Cymen-5-ol	88.2 ± 8.0	83.57–92.80	0.14
	CPC + O-Cymen-5-ol	60.5 ± 18.0	50.11–70.86	< 0.001
3 h	Placebo	95.3 ± 8.0	89.94–100.69	0.87
	CPC	79.3 ± 18.5	68.63–90.06	< 0.001
	O-Cymen-5-ol	92.0 ± 9.9	86.34–97.73	0.44
	CPC + O-Cymen-5-ol	67.2 ± 11.8	60.44–74.05	< 0.001
4 h	Placebo	96.2 ± 8.3	90.63–101.84	0.88
	CPC	93.1 ± 22.8	79.95–106.29	0.57
	O-Cymen-5-ol	94.1 ± 9.1	88.84–99.40	0.70
	CPC + O-Cymen-5-ol	81.4 ± 13.8	73.45–89.43	< 0.05

*ANOVA with repeated measures was used to calculate the p-value

SD Standard deviation