Table 3. | List of excluded studies with reasons for exclusion |
| Study | Reason for exclusion |
|---|---|
| El-Chaar [22] | Case series |
| Brkovic et al. [23] | Case report |
| Valdec et al. [24] | Case series |
| Carmagnola et al. [25] | No evaluation of dimensional ridge changes. Histological data regarding bone quality is not sufficient. |
| Milani et al. [26] | No evaluation of dimensional or histological socket changes. |
| Crespi et al. [27] | Only soft tissue and no biomaterials were used for socket preservation |
| Mozzati et al. [28] | No evaluation of dimensional ridge changes. Histological data regarding bone quality is not sufficient. |
| Laurito et al. [29] | No evaluation of dimensional ridge changes. Histological data regarding bone quality is not sufficient. |
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