| CVI | Content Validity Index |
| FDR | False Discovery Rate |
| IQR | Interquartile Range |
| KMO | Kaiser–Meyer–Olkin |
| OMFS | Oral and Maxillofacial Surgery |
| PAF | Principal Axis Factoring |
| PROMs | Patient-Reported Outcome Measures |
| S-CVI/Ave | Scale-level Content Validity Index |
| SD | Standard Deviation |
| SPSS | Statistical Package for the Social Sciences |
| STROBE | Strengthening the Reporting of Observational Studies in Epidemiology. |