Functionalization of a Volume-Stable Collagen Matrix Using Liquid Platelet-Rich Fibrin: A Case Report Presenting a New Approach for Root Coverage

Table 1

Measurements of gingival recession area, root coverage area, gingival recession height, root coverage height, and keratinized tissue band height, at baseline and 12 months after the surgical procedure.

	Right canine	Right lateral incisor	Right central incisor	Left central incisor	Left lateral incisor	Left canine
RRAb (mm^2)	31.13	7.96	38.02	28.87	11.64	32.5
RRAf (mm^2)	3.18	0	7.18	8.26	0	13.57
RCa (%)	89.94	100	81.11	71.38	100	58.24
GRHb (mm)	5.02	2.09	5.65	3.21	2.6	5.07
GRHf (mm)	0.82	0	1.73	1.33	0	2.53
RCh (mm)	4.2	2.09	3.92	1.88	2.6	2.54
KTBHb (mm)	6.54	6.98	4.89	4.37	5.32	5.85
KTBHf (mm)	6.96	7.32	6.52	5	4.79	4.92
ΔKTB (mm)	+0.42	+0.34	+1.63	+0.63	−0.53	−0.93

RRAb, root recession area—baseline; RRAf, root recession area—final; RCa, root coverage area; GRHb, gingival recession height—baseline; GRHf, gingival recession height—final; RCh, root coverage height; KTBHb, keratinized tissue band height—baseline; KTBHf, keratinized tissue band height—final; ΔKTB, keratinized tissue band—difference between initial and final.