| Splint thickness | 25% MBF | 50% MBF | 75% MBF | 100% MBF |
| 0 mm | 20.40 ± 5.84 | 9.93 ± 5.39 | 5.13 ± 4.35 | 3.87 ± 1.67 |
| 0.6 mm | 17.80 ± 1.40 | 10.13 ± 4.41 | 7.53 ± 10.49 | 12.40 ± 6.063 |
| 1 mm | 21.70 ± 1.56 | 14.93 ± 7.38 | 10.33 ± 6.15 | 5.47 ± 1.42 |
| 2.5 mm | 7.20 ± 1.13 | 4.30 ± 3.54 | 20.80 ± 16.72 | 18.40 ± 5.02 |
| 3 mm | 7.20 ± 1.81 | 2.27 ± 2.42 | 3.00 ± 2.25 | 2.00 ± 0.35 |
| p | 0.002 | 0.001 | 0.076 | 0.000 |