Table 7.
Summary of Overall Plaque Index over time
| Time point | Mean Overall Plaque Index (±SD) | Between Treatment Comparison* | |||
|---|---|---|---|---|---|
| 0.1% o-cymen-5-ol/0.6%ZnCl2 (N = 100) | 0.204% Sodium Fluoride (N = 105) | Mean Difference (%) | 95% CI | P-value | |
| Pre-Prophy Baseline | 3.39 ± 0.348 | 3.39 ± 0.337 | |||
| Randomisation | 1.32 ± 0.504 | 1.26 ± 0.482 | |||
| Week 12 | 1.35 ± 0.501 | 1.64 ± 0.487 | −0.34 (−20.6%) | −0.42, −0.26 | <0.0001 |
*
0.1%w/w o-cymen-5-ol/0.6%w/w zinc chloride (ZnCl2) dentifrice vs 0.204%w/w sodium fluoride dentifrice, a negative difference favours the experimental dentifrice. Comparison based on model-adjusted means.