What do systematic reviews say?

Triptans vs placebo

• Pharmacological interventions for acute attacks of vestibular migraine 2023 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 114 participants
  Very low

tDCS vs placebo

The review found no eligible studies for this question.

• Non‐pharmacological interventions for persistent postural‐perceptual dizziness (PPPD) 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Vestibular rehabilitation vs placebo or no treatment

The review found no eligible studies for this question.

• Non‐pharmacological interventions for persistent postural‐perceptual dizziness (PPPD) 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Vestibular rehabilitation vs placebo or no treatment

The review found no eligible studies for this question.

• Non‐pharmacological interventions for persistent postural‐perceptual dizziness (PPPD) 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

tDCS vs placebo

The review found no eligible studies for this question.

• Non‐pharmacological interventions for persistent postural‐perceptual dizziness (PPPD) 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

tDCS vs placebo

• Non‐pharmacological interventions for persistent postural‐perceptual dizziness (PPPD) 2023 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 21 participants
  Very low

Talking therapies or stress management vs placebo or no treatment

The review found no eligible studies for this question.

• Non‐pharmacological interventions for persistent postural‐perceptual dizziness (PPPD) 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Talking therapies or stress management vs placebo or no treatment

The review found no eligible studies for this question.

• Non‐pharmacological interventions for persistent postural‐perceptual dizziness (PPPD) 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Talking therapies or stress management vs placebo or no treatment

The review found no eligible studies for this question.

• Non‐pharmacological interventions for persistent postural‐perceptual dizziness (PPPD) 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Talking therapies or stress management vs placebo or no treatment

The review found no eligible studies for this question.

• Non‐pharmacological interventions for persistent postural‐perceptual dizziness (PPPD) 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Vestibular rehabilitation vs placebo or no treatment

The review found no eligible studies for this question.

• Non‐pharmacological interventions for persistent postural‐perceptual dizziness (PPPD) 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Vestibular rehabilitation vs placebo or no treatment

The review found no eligible studies for this question.

• Non‐pharmacological interventions for persistent postural‐perceptual dizziness (PPPD) 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Superselective neck dissection vs Elective selective neck dissection

• Interventions for the treatment of oral cavity and oropharyngeal cancers: surgical treatment 2023 · Cochrane All outcomes
  Adverse events: no adverse events reported; 72 participants (2 RCTs).
  2 studies · 72 participants
  Very low

Superselective neck dissection vs Elective selective neck dissection

The review found no eligible studies for this question.

• Interventions for the treatment of oral cavity and oropharyngeal cancers: surgical treatment 2023 · Cochrane All outcomes
  Total mortality: not reported.
  0 studies
  No studies found

Light-emitting diode (LED) photobiomodulation vs Conventional orthodontic appliance treatment

The review found no eligible studies for this question.

• Non‐surgical adjunctive interventions for accelerating tooth movement in patients undergoing orthodontic treatment 2023 · Cochrane All outcomes
  Total number of orthodontic appliance adjustment appointments required during treatment stage | Not reported
  Studies not reported
  No studies found

Supraomohyoid neck dissection vs Modified radical neck dissection

The review found no eligible studies for this question.

• Interventions for the treatment of oral cavity and oropharyngeal cancers: surgical treatment 2023 · Cochrane All outcomes
  Disease-free survival: not reported (Guo 2014 reported disease-specific survival, not a review outcome).
  0 studies
  No studies found

Sentinel node biopsy (neck dissection only if biopsy positive) vs Elective neck dissection

Sentinel node biopsy (neck dissection only if biopsy positive) showed no clear difference in total mortality compared with elective neck dissection (low certainty).

• Interventions for the treatment of oral cavity and oropharyngeal cancers: surgical treatment 2023 · Cochrane All outcomes

  3 years
  HR 1.00 [0.90, 1.11]
  1 study · 279 participants
  Low

Surgery plus radiotherapy vs Chemotherapy (chemoradiotherapy)

The review found no eligible studies for this question.

• Interventions for the treatment of oral cavity and oropharyngeal cancers: surgical treatment 2023 · Cochrane All outcomes

  oral cavity
  Recurrence: not reported for the oral cancer subgroup (Iyer 2015).
  0 studies
  No studies found

Surgery vs Radiotherapy alone

Surgery showed no clear difference in disease-free survival (new disease, progression, and mortality) compared with radiotherapy alone (low certainty).

• Interventions for the treatment of oral cavity and oropharyngeal cancers: surgical treatment 2023 · Cochrane All outcomes

  3 years
  HR 1.07 [0.27, 4.22]
  1 study · 68 participants
  Low

Surgery vs Radiotherapy alone

The review found no eligible studies for this question.

• Interventions for the treatment of oral cavity and oropharyngeal cancers: surgical treatment 2023 · Cochrane All outcomes
  Recurrence: not reported.
  0 studies
  No studies found