Table 2: Mean values (SD) of the gaps (μm) for the resin cements in root thirds to no loading and loading specimens.

Root Thirds
Coronal Medium Apical
Loading Conditions No loading Loading No loading Loading No loading Loading
Resin cements (μm) (μm) (μm) (μm) (μm) (μm)
RelyX ARC 8.38 (11.17)ABC 5.57 (7.29)A 11.92 (8.44)BE 17.18 (14.95)BCE 12.02 (11.98)BE 14.79 (18.74)BCE
AllCem 6.44 (9.11)C 9.44 (21.28)ABCE 11.56 (15.03)BCE 11.67 (10.48)BE 11.15 (14.56)BCE 16.35 (16.36)E
RelyX U100 4.64 (8.17)ACD 2.06 (4.49)D 7.08 (9.11)ABC 4.58 (7.35)AD 8.19 (13.10)ABC 7.47 (7.68)AC

Different capital letters indicate significant differences (p ≤ 0.05).