Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

68 questions · 73 findings · 14 reviews

No studies found 28 · 38.4%GRADE not reported 19 · 26%Very low 16 · 21.9%Low 10 · 13.7%Moderate 0 · 0%High 0 · 0%

Hypnosis vs control (e.g. usual activities)

Daily mean opiate intake per hour · People with cancer receiving chemotherapy or radiotherapy (or both) who have oral mucositis

Hypnosis showed no clear difference in daily mean opiate intake per hour compared with control (treatment as usual); GRADE not reported.

1 finding from 1 review

Hypnosis vs control (e.g. usual activities)

Average pain scores (0-100 VAS) · People with cancer receiving chemotherapy or radiotherapy (or both) who have oral mucositis

Hypnosis showed no clear difference in average pain scores (0-100 VAS) compared with control (treatment as usual); GRADE not reported.

1 finding from 1 review

Hypnosis combined with a sedative agent vs Sedation alone (sedative agent only)

Outcome not reported · Children and adolescents up to 16 years of age undergoing dental treatment

The review found no eligible studies for this question.

1 finding from 1 review
  • No randomised or quasi-randomised trials comparing hypnosis combined with sedation versus sedation alone met the inclusion criteria; this planned comparison had no eligible studies.
    0 studies
    No studies found

HYPNOSIS or RELAXATION vs TAU

Tardive dyskinesia: No clinically important improvement · female and male 35 (mean) years old patients with schizophrenia and tardive dyskinesia, acute extrapyramidal symptoms, and/or…

It is very uncertain whether HYPNOSIS or RELAXATION changes tardive dyskinesia: No clinically important improvement compared with TAU (very low certainty).

1 finding from 1 review

HYPNOSIS or RELAXATION vs TAU

Tardive dyskinesia: Deterioration of symptoms · female and male 35 (mean) years old patients with schizophrenia and tardive dyskinesia, acute extrapyramidal symptoms, and/or…

It is very uncertain whether HYPNOSIS or RELAXATION changes tardive dyskinesia: Deterioration of symptoms compared with TAU (very low certainty).

1 finding from 1 review

HYPNOSIS or RELAXATION vs TAU

Social confidence, social inclusion, social networks, or personalised quality of life ‐ not reported · female and male 35 (mean) years old patients with schizophrenia and tardive dyskinesia, acute extrapyramidal symptoms, and/or…

The review found no eligible studies for this question.

1 finding from 1 review

CBT plus hypnosis (combined package) vs usual care

Patient‐reported pain intensity or pain relief (VAS, NRS or categorical scale) · People aged 12 years and over with painful TMD lasting 3 months or longer

CBT plus hypnosis (combined package) led to lower pain intensity compared with usual care; GRADE not reported.

1 finding from 1 review