Dentin graft is made from the participant extracted tooth by using Kometa Smart Dentin Grinder

Pain is measured by self-reported Likert scale from 0 to 5. Higher score indicated more painful situation. Result is reported by the mean score.

Patients reported their perception about swelling levels. There are 6 levels of this scale, score from 0 to 5. Higher score means more swelling.

Trismus is measured by difference of maximal mouth opening between post-and pre-operative wisdom tooth surgery. Maximal mouth opening is mueasured by distance of mesial incisal edge of maxillary and mandibular central incisor.

The soft tissue healing score is evaluated according to Hamzami (2018). It includes 8 sub-items. Each item is recorded as 0 or 1 (score). Then, total score of the first 30 days (3 evaluation time) is used to classify wound healing level (good, acceptable, and bad).

Aveolar height is measured as the distance from cementoenamel joint on distal surface of second molar to the aveolar ridge. The landmark points are defined on periapical film. The aveolar height is measured at 7 days, 3 months, 6 months and 2 years after the surgery.

Difference of distances of facial landmark points between post-and pre-operative wisdom tooth surgery. Two distances (AB and CD) from 4 landmark points are used for measurement: A - lateral commissure of the eye, B - gonion, C - tragus, and D - lateral commissure of the lips.