Table 8.
Time point | Mean Interproximal 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 | 3.40 ± 0.353 | 3.40 ± 0.339 | |||
Randomisation | 1.33 ± 0.504 | 1.26 ± 0.483 | |||
Week 12 | 1.35 ± 0.500 | 1.64 ± 0.487 | −0.34 (−20.7%) | −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.