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
Horizontal swelling
Postoperative evaluation times
Control side Mean(SD)
PRF side Mean (SD)
P- value
1st day
4.64 (4.27)
3.28 (3.02)
0.041*
3rd day
3.62(3.51)
1.83(2.52)
0.001*
7th day
0.73 (1.89)
0.57 (1.87)
0.634