Oval/round Teardrop Dumbbell P-value
Buccal wall thickness (mm) 1.18 (0.89) 0.64 (0.17) 0.66 (0.16) 0.883
Buccal wall bone density
(CBCT-HU)
545.11 (283.66) 532.22 (213.65) 542.38 (201.09) 0.731
Superior wall thickness (mm) 1.2 (0.68) 0.61 (0.16) 0.66 (0.15) 0.877
Superior wall bone density
(CBCT-HU)
571.05 (219.83) 558.1 (191.35) 562.07 (200.44) 0.667
Lingual wall thickness (mm) 0.68 (0.32) 0.6 (0.16) 0.62 (0.16) 0.261
Lingual wall bone density
(CBCT-HU)
655.27 (203.51) 614.51 (211.55) 629.07 (183.67) 0.337
Apico-coronal diameter (mm) 2.93 (0.64) 2.66 (0.63) 2.84 (0.64) 0.018a
Bucco-lingual diameter (mm) 2.2 (0.49) 2.31 (0.48) 2.28 (0.52) 0.205

aP < 0.05 significant differences between subgroups according to One-Way ANOVA tests.
CBCT = cone-beam computed tomography; HU = Hounsfield units.