Initial buccal bone thickness
The SCTG group presented an initial buccal bone thickness with a mean of 0.75 ± 0.13, while the minimally-traumatic extraction followed by spontaneous healing group showed a mean of 0.77 ± 0.15. Intergroup analysis revealed a mean difference [95% CI] of − 0.021 [− 0.12, 0.07], with no statistically significance (