Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

350 questions · 352 findings · 52 reviews

No studies found 87 · 24.7%GRADE not reported 32 · 9.1%Very low 98 · 27.8%Low 67 · 19%Moderate 58 · 16.5%High 10 · 2.8%

Acupuncture at P6 point with sedation vs Sham (dummy) acupuncture with sedation

Completion of dental treatment · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

It is very uncertain whether acupuncture at P6 point with sedation changes completion of dental procedure compared with sham (dummy) acupuncture with sedation (very low certainty).

1 finding from 1 review

Acupuncture at P6 point with sedation vs Sham (dummy) acupuncture with sedation

Reduction in gagging (patient-reported) · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

It is very uncertain whether acupuncture at P6 point with sedation changes reduction in gagging (patient-reported – dichotomous) compared with sham (dummy) acupuncture with sedation (very low certainty).

1 finding from 1 review

Acupuncture at P6 point with sedation vs Sham (dummy) acupuncture with sedation

Presence or absence of gagging · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

The review found no eligible studies for this question.

1 finding from 1 review

Acupuncture at P6 point with sedation vs Sham (dummy) acupuncture with sedation

Adverse effects · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

The review found no eligible studies for this question.

1 finding from 1 review

Acupressure at P6 point with thumb plus sedation vs Sham (dummy) acupressure with sedation

Reduction in gagging (patient-reported) · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

It is very uncertain whether acupressure at P6 point with thumb plus sedation changes reduction in gagging (patient-reported) compared with sham (dummy) acupressure with sedation (very low certainty).

1 finding from 1 review

Acupressure at P6 point with thumb plus sedation vs Sham (dummy) acupressure with sedation

Presence or absence of gagging · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

The review found no eligible studies for this question.

1 finding from 1 review

Acupressure at P6 point with thumb plus sedation vs Sham (dummy) acupressure with sedation

Adverse effects · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

The review found no eligible studies for this question.

1 finding from 1 review

Acupressure at P6 point with thumb plus sedation vs Sham (dummy) acupressure with sedation

Completion of dental treatment · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

It is very uncertain whether acupressure at P6 point with thumb plus sedation changes completion of dental procedure compared with sham (dummy) acupressure with sedation (very low certainty).

1 finding from 1 review

Acupressure at P6 point with device plus sedation vs Sham (dummy) acupressure with sedation

Reduction in gagging (patient-reported) · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

It is very uncertain whether acupressure at P6 point with device plus sedation changes reduction in gagging (patient-reported) compared with sham (dummy) acupressure with sedation (very low certainty).

1 finding from 1 review

Acupressure at P6 point with device plus sedation vs Sham (dummy) acupressure with sedation

Completion of dental treatment · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

It is very uncertain whether acupressure at P6 point with device plus sedation changes completion of dental procedure compared with sham (dummy) acupressure with sedation (very low certainty).

1 finding from 1 review

Acupressure at P6 point with device plus sedation vs Sham (dummy) acupressure with sedation

Adverse effects · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

The review found no eligible studies for this question.

1 finding from 1 review

Acupressure at P6 point with device plus sedation vs Sham (dummy) acupressure with sedation

Presence or absence of gagging · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

The review found no eligible studies for this question.

1 finding from 1 review

Acupressure at P6 point with sea band plus sedation vs Sham (dummy) acupressure with sedation

Adverse effects · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

The review found no eligible studies for this question.

1 finding from 1 review

Acupressure at P6 point with sea band plus sedation vs Sham (dummy) acupressure with sedation

Presence or absence of gagging · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

The review found no eligible studies for this question.

1 finding from 1 review

Acupressure at P6 point with sea band plus sedation vs Sham (dummy) acupressure with sedation

Completion of dental treatment · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

It is very uncertain whether acupressure at P6 point with sea band plus sedation changes completion of dental procedure compared with sham (dummy) acupressure with sedation (very low certainty).

1 finding from 1 review

Acupressure at P6 point with sea band plus sedation vs Sham (dummy) acupressure with sedation

Reduction in gagging (patient-reported) · People (older than four years) classified as having gagging that interfered with dental treatment; included trials enrolled adults

It is very uncertain whether acupressure at P6 point with sea band plus sedation changes reduction in gagging (patient-reported) compared with sham (dummy) acupressure with sedation (very low certainty).

1 finding from 1 review

Paravertebral anaesthesia with or without sedation vs general anaesthesia

Need for analgesic prescription for pain (supplemental analgesic requirements) · breast cancer surgery

Paravertebral anaesthesia with or without sedation may leads to lower postoperative analgesic requirement compared with general anaesthesia (low certainty).

1 finding from 1 review

Paravertebral anaesthesia with or without sedation vs general anaesthesia

Number of patients with postoperative nausea and vomiting (postoperative care unit) · breast cancer surgery

Paravertebral anaesthesia with or without sedation probably leads to lower postoperative nausea and vomiting (PONV) compared with general anaesthesia (moderate certainty).

1 finding from 1 review