Effect of Incremental Techniques in Direct Composite Restoration on Post-Operative Hypersensitivity
DOI:
https://doi.org/10.61919/jhrr.v4i2.1762Keywords:
Composite Resins, Polymerization Shrinkage, Postoperative Pain, Tooth Hypersensitivity, Dental Bonding, Incremental Technique, Visual Analog ScaleAbstract
Background: Post-operative hypersensitivity is a common complication of direct composite restorations, often caused by polymerization shrinkage and microleakage. Incremental composite placement techniques and desensitizing agents have been proposed to mitigate this issue.
Objective: To evaluate the effectiveness of incremental composite layering and desensitizing agents in reducing post-operative hypersensitivity in Class I direct composite restorations.
Methods: This randomized clinical study was conducted at the Department of Operative Dentistry, Bolan Medical College, Quetta, from August 2021 to February 2022. A total of 60 patients were randomly assigned to three groups: Gluma (n=20), SAD (n=20), and Control (n=20). Class I cavities were prepared using standardized protocols, and restorations were performed using Tetric N-Ceram composite resin with a universal bonding system. Hypersensitivity was assessed using the Visual Analog Scale (VAS) at 24 hours, 7 days, and 30 days post-operatively. Data were analyzed using SPSS version 25, with one-way ANOVA and t-tests applied for statistical comparisons.
Results: VAS scores were significantly lower in the incremental technique group (2.1 ± 1.3 at 24 hours, 1.5 ± 1.1 at 7 days, 1.1 ± 0.9 at 30 days) compared to the conventional technique (4.2 ± 2.1, 3.5 ± 1.9, 2.9 ± 1.7, respectively; p<0.05). Hypersensitivity incidence was also reduced in the incremental group (10%, 6%, and 4% at respective time points) versus the conventional group (30%, 24%, and 20%, p<0.05).
Conclusion: Incremental composite placement significantly reduced post-operative hypersensitivity, particularly when combined with desensitizing agents, emphasizing its clinical importance in enhancing patient comfort.
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Copyright (c) 2024 Sadia Malik, Syed Attaullah Shah, Shazmeen Alim, Sangeen Ameer, Farhat Fatima, Fakhira Nizam
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