16 October 2020 : Clinical Research
In Vivo Evaluation of Periodontal Phenotypes Using Cone-Beam Computed Tomography, Intraoral Scanning by Computer-Aided Design, and Prosthetic-Driven Implant Planning Technology
Magdalena Bednarz-Tumidajewicz1AB, Aleksandra Sender-Janeczek2EF, Jacek Zborowski2CDE, Tomasz Gedrange3DEF, Tomasz Konopka2CDE, Agata Prylińska-Czyżewska4BCD, Elżbieta Dembowska5EFG*, Wojciech Bednarz12ABCDOI: 10.12659/MSM.924469
Med Sci Monit 2020; 26:e924469
Table 6 Correlation analysis between clinical and radiological parameters in three periodontal phenotypes determined by free gingival thickness measurements using CAD/CBCT.
| Mean±SD or M (25Q÷75Q) [mm] | Thin (≤0.7 mm) | Thin/medium (ANOVA) | Medium (>0.7 ≤1.0 mm) | Medium/thick (Mann-Whitney U test) | Thick (>1.0 mm) | Thick/thin (Mann-Whitney U test) |
|---|---|---|---|---|---|---|
| WKT | 4.85±1.185.00 (4.00÷6.00) | 0.00078* | 5.49±1.236.00 (5.00÷6.00) | 0.0114** | 6.00 (6.00÷7.00) | 0.00002** |
| AC-GM | 3.17±0.643.20 (2.70÷3.60) | 0.0609 | 3.36±0.653.30 (2.90÷3.80) | 0.00220 | 3.90 (3.80÷4.40) | 0.00022** |
| AC-CEJ | 2.35±0.642.20 (1.90÷2.70) | 0.0378* | 2.16±0.542.10 (1.70÷2.45) | 0.958 | 2.10 (1.90÷2.30) | 0.229 |
| TLPAC2 | 0.67±0.280.60 (0.50÷0.90) | 0.0572 | 0.77±0.370.70 (0.50÷0.90) | 0.126 | 0.90 (0.70÷1.10) | 0.0213** |
| TLPAC4 | 0.51±0.270.50 (0.30÷0.60) | 0.104 | 0.58±0.330.50 (0.40÷0.70) | 0.0708 | 0.70 (0.50÷0.80) | 0.0115** |
| TLPAC8 | 0.47±0.260.40 (0.30÷0.60) | 0.468 | 0.44±0.280.40 (0.20÷0.60) | 0.229 | 0.30 (0.30÷0.40) | 0.0861 |
| AC-GM – alveolar crest- gingival margin; AC-CEJ – alveolar crest-cementoenamel junction; CAD/CBCT – computer-assisted design/cone beam computed tomography; FGT – free gingival thickness; GT – gingival thickness; gr I – GT ≤0.7 mm, thin gingival phenotype; gr II – GT >0.7 mm ≤1.0 mm, medium gingival phenotype; gr III – GT >1.0 mm thick gingival phenotype; M – median; 25Q – lower quartile; 75Q – upper quartile; SD – standard deviation; TLPAC2 – thickness of labial plate 2 mm more apical than the edge of the alveolar crest; TLPAC4 – thickness of labial plate 4 mm more apical than the edge of the alveolar crest; TLPAC8 – thickness of labial plate 8 mm more apical than the edge of the alveolar crest; WKT – width of keratinized tissue. Statistical significance (p≤0.05): * ANOVA; ** Mann-Whitney U test. | ||||||