Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

19 questions · 19 findings · 5 reviews · Oral Health

No studies found 8 · 42.1%GRADE not reported 10 · 52.6%Very low 1 · 5.3%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Psychological / counselling interventions (counselling, acupuncture, cognitive behavioural therapy, relaxation therapy, behaviour modification, electromyographic biofeedback, hypnosis, re-education) vs Another intervention, or no intervention

Outcome not reported · Patients of any age in any setting requiring intervention for iatrogenic injury to the inferior alveolar or lingual nerve

The review found no eligible studies for this question.

1 finding from 1 review

Hypnosis vs No hypnosis (no hypnotic intervention)

Completion of treatment · Children and adolescents (0 to 16 years) needing dental treatment

The review found no eligible studies for this question.

1 finding from 1 review
  • Completion of treatment was a protocol-planned primary outcome but was not reported as an outcome by any of the three included studies; statistical analysis and meta-analysis were not possible due to the insufficient…
    Studies not reported
    No studies found

Hypnosis vs No hypnosis (no hypnotic intervention)

Physiological measures during local anaesthesia (pulse rate and oxygen saturation) · Children aged 4 to 13 years with no previous dental experience undergoing restorative treatment with local anaesthesia (Gokli 1994)
1 finding from 1 review
  • With regard to oxygen saturation and pulse rate, only pulse rate was significantly lower in the hypnosis group (P = 0.005); oxygen saturation did not differ significantly. (Gokli 1994; cross-over, 29 children.)
    1 study · 29 participants
    GRADE not reported

Hypnosis vs No hypnosis (no hypnotic intervention)

Difference in post-operative anxiety between test and control groups · Children and adolescents (0 to 16 years) needing dental treatment

The review found no eligible studies for this question.

1 finding from 1 review
  • Difference in post-operative anxiety was a protocol-planned outcome but was not measured or reported by any included study (no post-operative anxiety scale was reported).
    Studies not reported
    No studies found

Hypnosis vs No hypnosis (no hypnotic intervention)

Measures of behaviour during local anaesthesia administration (undesirable behaviours: crying, hand movement, physical resistance, leg movement) · Children aged 4 to 13 years with no previous dental experience undergoing restorative treatment with local anaesthesia (Gokli 1994)
1 finding from 1 review
  • Patients who were hypnotised demonstrated fewer undesirable behaviours (crying, hand movement, physical resistance and leg movement) than those who did not undergo hypnosis. Decreased crying with hypnosis was the only…
    1 study · 29 participants
    GRADE not reported

Hypnosis vs No hypnosis (no hypnotic intervention)

Orthodontic appliance (headgear) wearing time and patient co-operation · Children (mean age approximately 10 years) with skeletal Class II division 1 malocclusion undergoing orthodontic treatment with cervical…
1 finding from 1 review
  • Hypnosis for children undergoing dental treatment 2010 · Cochrane All outcomes
    6 months
    A statistically significant decrease (P < 0.05) in headgear wear was observed in the control (verbal motivation) group from the first to the sixth month; the difference in the hypnosis group was not significant,…
    1 study · 30 participants
    GRADE not reported

Hypnosis vs Conventional treatment

Physical/verbal resistance and self-reported pain during LA (other studies) · Children and adolescents having dental treatment under local anaesthetic without general anaesthesia

Hypnosis led to lower physical/verbal resistance and self-reported pain during LA (other… compared with conventional treatment; GRADE not reported.

1 finding from 1 review

Hypnosis vs Conventional treatment

Acceptance of LA · Children and adolescents having dental treatment under local anaesthetic without general anaesthesia

The review found no eligible studies for this question.

1 finding from 1 review

Hypnosis vs Conventional treatment

Intraoperative pain · Children and adolescents having dental treatment under local anaesthetic without general anaesthesia

It is very uncertain whether hypnosis changes self- or observational assessment of intraoperative… compared with conventional treatment (very low certainty).

1 finding from 1 review

Hypnosis vs Conventional treatment

Patient satisfaction: measured by questionnaires · Children and adolescents having dental treatment under local anaesthetic without general anaesthesia

The review found no eligible studies for this question.

1 finding from 1 review

Hypnosis vs Conventional treatment

Adverse effects · Children and adolescents having dental treatment under local anaesthetic without general anaesthesia

The review found no eligible studies for this question.

1 finding from 1 review

Hypnosis vs Conventional treatment

Successful LA/painless treatment · Children and adolescents having dental treatment under local anaesthetic without general anaesthesia

The review found no eligible studies for this question.

1 finding from 1 review

Hypnosis vs Conventional treatment

Completion of dental treatment · Children and adolescents having dental treatment under local anaesthetic without general anaesthesia

The review found no eligible studies for this question.

1 finding from 1 review

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