Table 4.

Landry Wound Healing Indexes of each group on the first week after tooth extraction.

	Control		A-PRF		L-PRF
Soft tissue healing 2nd week	Surgical (%)	Nonsurgical (%)	Surgical (%)	Nonsurgical (%)	Surgical (%)	Nonsurgical (%)
Very poor	0.0	0.0	0.0	0.0	0.0	0.0
Poor	25.0	35.7	0.0	0.0	0.0	0.0
Good	75.0	42.9	0.0	0.0	28.6	16.7
Very good	0.0	21.4	25.0	36.4	42.9	28.6
Excellent	0.0	0.0	75.0	63.6	28.6	41.7
P	45.389 (≤0.001)

A-PRF = advanced platelet-rich fibrin, L-PRF = leukocyte-platelet-rich fibrin, and P = P value, calculated by chi square test.