Table 2. Median (Med), minimum and maximum (Min – Max) values for the ratio of amide III/phosphate in dentin surface before and after immersion in the irrigation solutions in different periods of time. The ratio values are multiplied by 10-3.
| GROUPS | Initial ratio | 0.5 min | 1 min | 2 min | 3 min | 5 min | 8 min | 10 min |
|---|---|---|---|---|---|---|---|---|
| Med | Med | Med | Med | Med | Med | Med | Med | |
| (Min - Max) | (Min - Max) | (Min - Max) | (Min - Max) | (Min - Max) | (Min - Max) | (Min - Max) | (Min - Max) | |
| G1 - Saline solution | 7.8 (5.3-9.9)A,a | 8.2 (5.1-10.7)A,a | 7.7 (5.5-11.1)A,a | 7.8 (5.6-11.4)A,a | 8.7 (5.0-12.0)A,a | 8.6 (5.3-11.6)A,a | 7.9 (6.0-11.7)A,a | 8 (5.7-12.1)A,a |
| G2 - 1% NaOCl | 6.3 (4.9-7.0)A,a | 6.2 (4.6-7.0)A,ab | 5.1 (3.7-6.9)A,ab | 5.1 (3.5-6.5)A,abc | 4.6 (3.7-6.0)A,abc | 4.3 (3.5-6.1)AB,bc | 4.1 (2.6-5.3)AB,bc | 3.7 (2.0-5.0) AB,c |
| G3 - 2.5% NaOCl | 4.9 (4.0-9.1) A,a | 4.6 (3.7-8.8)Aa | 3.9 (3.7-7.5) A,ab | 3.5 (3.4-7.8)A,abc | 3.7 (3.2-6.9)A,abc | 3.5 (2.9-6.3)AB,bc | 3 (2.4-6.7)AB,bc | 2.4 (2.0-5.9)AB,c |
| G4 - 5% NaOCl | 6.7 (4.4-7.7)A,a | 5.9 (3.6-7.0)Aa | 5.1 (3.4-6.4) A,ab | 4.8 (3.1-5.9)A,abc | 4.4 (3.0-5.6)A,abc | 3.9 (2.2-4.5)B,bc | 2.9 (1.5-3.3)B,bc | 1.9 (1.2-2.9)B,c |
Different lowercase letters in rows indicate statistically significant intragroup differences (Friedman p<0.05); Different capital letters in columns indicate statistically significant intergroup differences in the same time period (Kruskal-Wallis and Dunn post-hoc p<0.05)