What do systematic reviews say?

Electroacupuncture vs sham electroacupuncture

• Interventions for fatigue in inflammatory bowel disease 2020 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 30 participants
  Low

Long‐term red cell transfusion vs usual care

• Interventions for preventing silent cerebral infarcts in people with sickle cell disease 2020 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 196 participants
  Low

CHRONIC: ACEi or ARB vs placebo

The review found no eligible studies for this question.

• Pharmacological interventions for heart failure in people with chronic kidney disease 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

CHRONIC: Beta‐blockers vs placebo

The review found no eligible studies for this question.

• Pharmacological interventions for heart failure in people with chronic kidney disease 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Aldosterone antagonists vs placebo

The review found no eligible studies for this question.

• Pharmacological interventions for heart failure in people with chronic kidney disease 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

ACUTE: Serelaxin vs placebo

The review found no eligible studies for this question.

• Pharmacological interventions for heart failure in people with chronic kidney disease 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Mechanical tongue cleaning (tongue scraper) vs No tongue cleaning

The review found no eligible studies for this question.

• Interventions for managing halitosis 2019 · Cochrane All outcomes
  Quality of life was a prespecified secondary outcome. None of the 44 included studies in the review (across all comparisons) reported quality-of-life data (review-wide evidence gap).
  0 studies
  No studies found

Clinic‐based intervention vs usual care

• Disease management interventions for heart failure 2019 · Cochrane Headline outcomes only
  no estimate extracted
  4 studies · 641 participants
  Low

Sodium thiosulfate vs no otoprotective intervention

The review found no eligible studies for this question.

• Medical interventions for the prevention of platinum‐induced hearing loss in children with cancer 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Amifostine vs no otoprotective intervention

The review found no eligible studies for this question.

• Medical interventions for the prevention of platinum‐induced hearing loss in children with cancer 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Biotin vs placebo

The review found no eligible studies for this question.

• Interventions for infantile seborrhoeic dermatitis (including cradle cap) 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Proprietary products vs placebo

The review found no eligible studies for this question.

• Interventions for infantile seborrhoeic dermatitis (including cradle cap) 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Topical steroid vs comparator

The review found no eligible studies for this question.

• Interventions for infantile seborrhoeic dermatitis (including cradle cap) 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Surgical interventions (exploration and decompression / external neurolysis, internal neurolysis, neurorrhaphy / direct repair, neuroma excision, anastomosis, autologous or allograft nerve grafting or tubulization) vs non‐surgical treatment

The review found no eligible studies for this question.

• Surgical interventions for symptomatic mild to moderate knee osteoarthritis 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Exercise vs control immediately post intervention

The review found no eligible studies for this question.

• Interventions for preventing falls in people with multiple sclerosis 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Antibiotics vs placebo

• Pharmacological interventions for treating chronic prostatitis/chronic pelvic pain syndrome 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 87 participants
  Moderate

Alpha‐blockers vs placebo

• Pharmacological interventions for treating chronic prostatitis/chronic pelvic pain syndrome 2019 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 421 participants
  Moderate

Exercise vs control

The review found no eligible studies for this question.

• Interventions for improving sleep quality in people with chronic kidney disease 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Acupressure vs control

The review found no eligible studies for this question.

• Interventions for improving sleep quality in people with chronic kidney disease 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Botulinum toxin vs observation

The review found no eligible studies for this question.

• Interventions for eye movement disorders due to acquired brain injury 2018 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found