What do systematic reviews say?

Any experimental intervention (surgical or non-surgical) vs None (placebo or no treatment)

The review found no eligible studies for this question.

• Interventions for treating bisphosphonate‐related osteonecrosis of the jaw (BRONJ) 2016 · Cochrane All outcomes
  no estimate extracted
  0 studies
  No studies found

Psychological interventions vs control

The review found no eligible studies for this question.

• Psychological, social and welfare interventions for psychological health and well‐being of torture survivors 2014 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Primary health professional‐led psychological interventions vs usual care or no treatment

The review found no eligible studies for this question.

• Primary‐level worker interventions for the care of people living with mental disorders and distress in low‐ and… 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Non‐pharmaceutical interventions vs placebo or no intervention

The review found no eligible studies for this question.

• Pharmacological and non‐pharmacological strategies for obese women with subfertility 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Group B antipsychotic drugs: olanzapine + supportive intervention vs placebo or supportive treatment

• Interventions for prodromal stage of psychosis 2019 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Multifactorial interventions vs exercise

The review found no eligible studies for this question.

• Multifactorial and multiple component interventions for preventing falls in older people living in the community 2018 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Multifactorial interventions vs usual care or attention control

• Multifactorial and multiple component interventions for preventing falls in older people living in the community 2018 · Cochrane Headline outcomes only
  no estimate extracted
  9 studies · 2373 participants
  Low

Multi‐component interventions (with telehealth as a component of care) vs usual care

The review found no eligible studies for this question.

• Telehealth interventions: remote monitoring and consultations for people with chronic obstructive pulmonary disease… 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Group B antipsychotic drugs: amisulpiride + needs‐focused intervention vs needs‐focused intervention

• Interventions for prodromal stage of psychosis 2019 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Asthma Clinics (Intervention) vs controls

• Primary care based clinics for asthma 2012 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 271 participants
  GRADE not reported

Specialised cognitive behavioural therapy‐based physiotherapy vs treatment

The review found no eligible studies for this question.

• Psychosocial interventions for conversion and dissociative disorders in adults 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Gingko biloba with concurrent intervention vs concurrent intervention only

The review found no eligible studies for this question.

• Ginkgo biloba for tinnitus 2022 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Rehabilitation interventions vs no intervention

The review found no eligible studies for this question.

• Interventions for perceptual disorders following stroke 2022 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Rehabilitation interventions vs no intervention

The review found no eligible studies for this question.

• Interventions for perceptual disorders following stroke 2022 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Theory-based oral health education/promotion interventions (HBM, TPB, SCT, HAPA, TTM, PMT, SOC, PRECEDE-PROCEED, MI) vs Control (waitlist, routine/standard oral health education, or minimal intervention)

Theory-based interventions significantly improved oral health-related quality of life (SMD 7.38; low certainty), with very high heterogeneity.

• Health promotion theory-based educational interventions for improving oral health in children and adolescents: a… 2025 All outcomes

  Post-intervention (follow-up 0.5 to 12 months, varies by study) · School-based and community settings; multiple countries (predominantly Iran; also Pakistan, Hong Kong, Lithuania, Thailand) · Overall
  SMD 7.38 [5.57, 9.19]
  4 studies · 4751 participants
  Low

Supportive intervention vs control

• Educational, supportive and behavioural interventions to improve usage of continuous positive airway pressure machines… 2020 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 294 participants
  Very low

Behavioural intervention vs control

• Educational, supportive and behavioural interventions to improve usage of continuous positive airway pressure machines… 2020 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 228 participants
  Moderate
• Educational, supportive and behavioural interventions to improve usage of continuous positive airway pressure machines… 2020 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 200 participants
  GRADE not reported

Videoconferencing interventions vs usual care

• Video calls for reducing social isolation and loneliness in older people: a rapid review 2020 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 62 participants
  Very low

Single component intervention vs control

• Interventions to improve adherence to pharmacological therapy for chronic obstructive pulmonary disease (COPD) 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 212 participants
  Very low

Physical therapy interventions vs usual care or no treatment

The review found no eligible studies for this question.

• Interventions for treating urinary incontinence after stroke in adults 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found