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. 2022 Feb 11;2022(2):CD012981. doi: 10.1002/14651858.CD012981.pub2

Summary of findings 5. Flowable resin composite versus resin‐based sealants.

Flowable resin composite versus resin‐based sealants
Population: children who were regular dental attenders with caries‐free first or second primary molars
Settings: Public Health service clinic in Brazil
Intervention: flowable resin composite
Comparison: resin‐based sealants
Outcomes Illustrative comparative risks* (95% CI) Relative effect
(95% CI) No of participants
(studies) Certainty of the evidence
(GRADE) Comments
Assumed risk Corresponding risk
Risk with resin‐based sealants Risk with flowable resin composite
Development of ≥ 1 new carious lesion (caries incidence) No studies reported this outcome.
Progression of non‐cavitated enamel caries No studies reported this outcome.
Sealant retention
Complete or partial retention of sealant
Follow‐up: 12 months
Effect estimate
not calculable.
All sealants were completely or partially retained.
40 (1 RCT) ⨁⨁◯◯
Lowa All sealants were retained or partially retained in both groups.
Adverse events No studies reported this outcome.
*The basis for the assumed risk (e.g. the median control group risk across studies) is provided in footnotes. The corresponding risk (and its 95% confidence interval) is based on the assumed risk in the comparison group and the relative effect of the intervention (and its 95% CI).
CI: confidence interval; RCT: randomised controlled trial.
GRADE Working Group grades of evidence
High quality: further research is very unlikely to change our confidence in the estimate of effect.
Moderate quality: further research is likely to have an important impact on our confidence in the estimate of effect and may change the estimate.
Low quality: further research is very likely to have an important impact on our confidence in the estimate of effect and is likely to change the estimate.
Very low quality: we are very uncertain about the estimate.

aWe downgraded the evidence two levels due to study limitations arising from lack of blinding and imprecision from a single study with a small number of participants with no failures.