Table 3.
Time- point | Treatment comparison | Differences between treatments (adjusted mean with 95% CI); p-valuea,b | |||
---|---|---|---|---|---|
%SMHR | %RER | EFU (μg F/cm2) | ARR | ||
2 h | Test vs Placebo | 5.62 (2.80, 8.43) 0.0001 | 36.41 (31.65, 41.18) < 0.0001 | 1.65 (1.41, 1.88) < 0.0001 | 0.31 (0.26, 0.35) < 0.0001 |
Test vs Ref | 3.90 (1.09, 6.72) 0.0070 | 12.60 (7.84, 17.36) < 0.0001 | 0.95 (0.72, 1.19) < 0.0001 | 0.09 (0.04, 0.13) 0.0002 | |
Ref vs Placebo | 1.71 (−1.10, 4.53) 0.2303 | 23.8 (19.05, 28.58) < 0.0001 | 0.69 (0.46, 0.93) < 0.0001 | 0.22 (0.18, 0.27) < 0.0001 | |
4 h | Test vs Placebo | 7.69 (5.18 10.19) < 0.0001 | 33.29 (28.89, 37.68) < 0.0001 | 1.81 (1.59, 2.04) < 0.0001 | 0.26 (0.21, 0.30) < 0.0001 |
Test vs Ref | 7.57 (5.07, 10.07) < 0.0001 | 10.98 (6.58, 15.37) < 0.0001 | 0.97 (0.75, 1.20) < 0.0001 | 0.03 (−0.01, 0.08) 0.1071 | |
Ref vs Placebo | 0.12 (−2.38, 2.62) 0.9259 | 22.3 (17.92, 26.70) < 0.0001 | 0.84 (0.62, 1.06) < 0.0001 | 0.22 (0.18, 0.26) < 0.0001 |
aFrom ANOVA model with fixed factors for study period and treatment, and a random effect for participant.
bDifference is first-named treatment minus second-named treatment, a positive difference favours first-named treatment.
Statistically significant comparisons are highlighted in bold.
Ref: Reference toothpaste.