Table 2.

Comparing the changes of the soft tissue thickness at the facial and palatal site and ridge width at baseline and after 4 months of follow-up in the control group.

Indicator	Comparison	Mean (mm) ± SD	p value∗
Facial soft tissue 2 mm clinical	Baseline	1.40 ± 0.66	0.0001
	4 months	3.13 ± 0.73
Facial soft tissue 5 mm clinical	Baseline	2.17 ± 1.02	0.002
	4 months	3.40 ± 0.92
Ridge width 2 mm with CBCT	Baseline	7.94 ± 1.17	0.0001
	4 months	4.39 ± 0.70
Ridge width 5 mm with CBCT	Baseline	8.68 ± 1.10	0.0001
	4 months	6.48 ± 0.91
Vertical bone height changes in the buccal bone plate by CBCT	Before dental extraction	11.32 ± 2.83	0.20
	Four months after dental extraction	10.48 ± 2.50
Vertical bone height changes in the palatal bone plate by CBCT	Before dental extraction	11.53 ± 2.85	0.25
	Four months after dental extraction	10.82 ± 3.04

^∗Paired sample t-test.