Technique Patient Gender Age (y) Fistula region Etiology Size (mm) Complications BAF 1 M 54 Right first molar Tooth extraction <5 No BAF 2 M 39 Left fist molar Tooth extraction <5 No BAF 3 F 41 Right second molar Tooth extraction <5 No BAF 4 M 20 Right third molar Tooth extraction <5 No BAF 5 F 54 Left second molar Tooth extraction <5 No BAF 6 M 32 Right first molar Tooth extraction <5 No BAF 7 M 32 Right first molar Tooth extraction <5 No BAF 8 M 28 Right first molar Tooth extraction <5 No BAF 9 M 28 Left first molar Tooth extraction <5 No BAF 10 M 42 Left second molar Tooth extraction <5 No PRAF 11 M 43 Left second molar Tooth extraction >5 No PRAF 12 M 73 Left first molar Odontogenic cyst >5 Yes PRAF 13 M 46 Left first molar Tooth extraction >5 No PRAF 14 M 65 Left second molar Tooth extraction >5 No PRAF 15 M 54 Left second molar Odontogenic cyst >5 No PRAF 16 M 47 Right second molar Tooth extraction >5 No PRAF 17 M 71 Left second molar Tooth extraction >5 No PRAF 18 M 56 Right second molar Tooth extraction >5 No PRAF 19 M 44 Left second molar Tooth extraction >5 No PRAF 20 M 54 Left first molar Tooth extraction >5 No

Table 1: Distribution of patient characteristics, defect region, size, etiology, and surgical techniques (BAF: Buccal Advancement Flap, PRAF: Palatal Rotation–Advancement Flap).