Bone Texture Fractal Dimension Analysis of Ultrasound-Treated Bone around Implant Site: A Double-Blind Clinical Trial

Table 4

An intervention-control group comparison in mean change in the FD-mesial side after three and six months of surgery compared to immediate postoperative measurements.

	At baseline	After 3 months	Changes after 3 months compared to immediate	Cohen’s d	(paired t-test)	After 6 months	Changes after 6 months composed to immediate	Cohen’s d	(paired t-test)
Control
Range	(1.229 to 1.393)	(1.293 to 1.498)	(0.018 to 0.124)			(1.377 to 1.568)	(0.06 to 0.26)
Mean	1.319	1.376	0.056	1.13	<0.001	1.452	0.132	2.64	<0.001
SD	0.044	0.056	0.032			0.052	0.059
SE	0.013	0.017	0.010			0.016	0.018
N	11	11	11			11	11
Intervention
Range	(1.213 to 1.393)	(1.488 to 1.659)	(0.145 to 0.319)			(1.523 to 1.803)	(0.181 to 0.462)
Mean	1.338	1.556	0.218	4.35	<0.001	1.680	0.342	4.88	<0.001
SD	0.050	0.058	0.061			0.092	0.097
SE	0.015	0.018	0.018			0.028	0.029
N	11	11	11			11	11
(independent samples t-test)	0.36 (NS)	<0.001	<0.001			<0.001	<0.001