Influence of Operative Techniques on Clinical and Laboratory Outcomes in Class II Resin-Based Composite Restorations: A Systematic Review

26 April 2026 : Meta-Analysis

Bassam Zidane

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DOI: 10.12659/MSM.951980

Med Sci Monit 2026; 32:e951980

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Table 5 Risk of bias assessment of included clinical studies using the Cochrane risk of bias tool.

Author (year)	Randomization	Allocation concealment	Blinding	Incomplete outcome data	Selective reporting	Overall risk
	Low	Unclear	Low	Low	Low	Moderate
	Low	Low	Low	Low	Low	Low
	Low	Unclear	Low	Low	Low	Moderate
	Low	Low	High	Low	Low	Moderate
	Low	Low	Low	Low	Low	Low
	Unclear	Unclear	High	Low	Low	High
	Unclear	Unclear	Low	Low	Low	Moderate
	Low	Low	Low	Low	Low	Low
	Low	Low	Low	Low	Low	Low
	Unclear	Unclear	High	Low	Low	High
	Unclear	Unclear	High	Low	Low	High
Low/High/Unclear indicates judgment per Cochrane Risk of Bias 2.0 domains.

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