Comparison of Volume-Stable Collagen Matrix, Platelet-Rich Fibrin, and Subepithelial Connective Tissue Graft in the Treatment of Multiple Adjacent Gingival Recessions: A Parallel-Group, Randomized, Controlled Clinical Trial
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
60
Volume-Stable Collagen Matrix
Ankara Yıldırım Beyazit University
Ankara, Turkey (Türkiye)
Percentage of Complete Root Coverage
Percentage of CRC will be calculated as: (number of teeth achieving complete root coverage) ÷ (total treated teeth)\] × 100
Time frame: 12 Months
Percentage of Mean Root Coverage
Percentage of root coverage will be calculated as: Percentage of root coverage: \[(preoperative recession depth - postoperative recession depth) ÷ preoperative recession depth\] × 100
Time frame: 12 months
Recession depth
RD will be measured from the cemento-enamel junction (CEJ) to the gingival margin and reported in millimeters (mm).
Time frame: 12 month
Probing depth
Probing depth will be measured from the gingival margin to the base of the sulcus and reported in millimeters (mm).
Time frame: 12 months
Clinical attachment level
Clinical attachment level will be measured from the cemento-enamel junction to the sulcus base and reported in millimeters (mm).
Time frame: 12 months
Keratinized gingiva width
KGW will be measured from the mucogingival junction to the gingival margin and reported in millimeters (mm).
Time frame: 12 months
Gingival Thickness
Gingival thickness (GT) will beevaluated at the mid-facial aspect, 2 mm apical to the gingival margin in the attached gingiva or alveolar mucosa, using a #15 endodontic spreader (Bahadır Diş, Istanbul, Turkey) with a rubber stopper under local anesthesia and reported in milimeters.
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Time frame: 12 months
Postoperative Pain assessed using a Visual Analog Scale (VAS)
Postoperative pain will be assessed using a visual analog scale (VAS). Patients were asked to record the highest perceived pain each day from the day of surgery through the 10th postoperative day (total of 11 days).
Time frame: From the day of surgery through postoperative day 10 (11 days)
Dentin Hypersensitivity Score assessed using Air Stimulus (HSS)
Dentin hypersensitivity will be assessed using a 1-second air stimulus applied to the buccal surface of the treated tooth. Patients rated the perceived hypersensitivity on a numerical rating scale ranging from 0 (no hypersensitivity) to 10 (unbearable hypersensitivity).
Time frame: Baseline, 6 months, and 12 months
Pink Esthetic Score (PES) self-assessment
Esthetic outcomes will be evaluated using the Pink Esthetic Score (PES). Patients self-assessed gingival contour, gingival color, and overall esthetic appearance using a numerical rating scale ranging from 0 (unpleasant) to 10 (excellent).
Time frame: Baseline, 6 months, and 12 months
Postoperative Analgesic Consumption
Postoperative analgesic consumption will be assessed by recording the total number of analgesic tablets taken by patients from the day of surgery through the 10th postoperative day.
Time frame: From the day of surgery through postoperative day 10 (11 days)