From: Efficacy of platelet rich fibrin in the reduction of the pain and swelling after impacted third molar surgery: Randomized multicenter split-mouth clinical trial
Vertical swelling
Postoperative evaluation times
Control side Mean(SD)
PRF side Mean (SD)
P- value
1st day
5.92 (7.42)
5.19 (8.12)
0.306
3rd day
4.00 (6.42)
3.42 (6.55)
0.589
7th day
1.28 (3.95)
0.82 (3.81)
0.061