“…This is less than the mean scores found in studies assessing the QOI concerning oral lichen planus, maxillofacial trauma, dental implants, adult orthodontics and orthodontic treatment risks. 6,11,13,17,18 It is, however, greater than the corresponding scores reported in investigations in relation to oral leukoplakia, peri-implantitis, lingual orthodontics and orthognathic surgery. 12,[14][15][16] Care, however, must be exercised in directly comparing these results as they assessed a wide range of investigations with varying inclusion and exclusion criteria.…”