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Table 6 Methods for determining the effect of the GRADE approach on SR conclusions

From: Evaluation of the use of GRADE in dentistry systematic reviews and its impact on conclusions: a protocol for a methodological study

 

Classification of SR authors’ conclusion

Classification of our conclusion (after GRADE assessments)

Effect of our use of the GRADE approach on the SR conclusion

Certainty

Definitive

High

No change

Moderate, low, or very low

The level of certainty of the SR conclusion decreased

Recognizing uncertainty

High

The level of certainty of the SR conclusion increased

Moderate, low, or very low

No change

Recognizing uncertaintya

High, moderate, or low

The level of certainty of the SR conclusion increased

Very low

No change

Effect size

Minimally contextualized approach

Negligible effect

Negligible effect

No change

Important effect

The magnitude of the effect in the conclusion of the SR increased

Important effect

Negligible effect

The magnitude of the effect in the conclusion of the SR decreased

Important effect

No change

Partially contextualized approach

Negligible effect

Negligible effect

No change

Small, moderate, or large effect

The magnitude of the effect in the conclusion of the SR increased

Small effect

Negligible effect

The magnitude of the effect in the conclusion of the SR decreased

Small effect

No change

Moderate or large effect

The magnitude of the effect in the conclusion of the SR increased

Moderate effect

Negligible or small effect

The magnitude of the effect in the conclusion of the SR decreased

Moderate effect

No change

Large effect

The magnitude of the effect in the conclusion of the SR increased

Large effect

Negligible, small, or moderate effect

The magnitude of the effect in the conclusion of the SR decreased

Large effect

No change

  1. aThis refers to the conclusions where it is only stated that there is a lack of sufficient evidence