Table 2.
Medians and interquartile intervals of enamel surface loss (in μm) at the erosion and erosion–abrasion cycling (n = 10, for each cycling model)
| Groups | Erosion–abrasion | Erosion | ||||
|---|---|---|---|---|---|---|
| Median | IQ | Median | IQ | |||
| C+ | −2.75 | (−5.27/4.30) | Aa | 0.81 | (−0.96/2.95) | ABa |
| HC | −9.02 | (−9.96/−7.90) | Bb | 0.87 | (−0.46/3.27) | Aa |
| HC + F | −10.21 | (−10.64/−9.49) | Bb | −2.66 | (−4.52/−1.55) | Ca |
| HC + eF | −9.64 | (−10.54/−8.47) | Bb | −3.13 | (−4.52/−1.87) | BCa |
| HC + eF + eSn | −10.03 | (−11.44/−8.61) | Bb | −3.92 | (−4.45/−2.63) | Ca |
| C− | −8.81 | (−9.95/−8.53) | ABb | −3.45 | (−3.71/−2.96) | Ca |
| HC + F + Sn | −9.98 | (−10.62/−8.32) | Bb | −2.84 | (−3.68/−1.52) | BCa |
In columns, different uppercase letters denote significant difference among groups, within model (p < 0.05). In rows, different lowercase letters denote significant difference between models, within groups (p < 0.05).