What do systematic reviews say?

Phacoemulsification vs laser peripheral iridotomy

The review found no eligible studies for this question.

• Lens extraction for chronic angle‐closure glaucoma 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Chinese herbal medicines vs clomiphene

The review found no eligible studies for this question.

• Chinese herbal medicine for subfertile women with polycystic ovarian syndrome 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Morning vs evening inhalation of dornase alfa

• Timing of dornase alfa inhalation for cystic fibrosis 2021 · Cochrane Headline outcomes only
  no estimate extracted
  25 participants
  Low

Dornase alfa vs after airway clearance techniques

• Timing of dornase alfa inhalation for cystic fibrosis 2021 · Cochrane Headline outcomes only
  no estimate extracted
  102 participants
  Very low

Intervention not reported

• Eslicarbazepine acetate add‐on therapy for drug‐resistant focal epilepsy 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Moderate

Amitriptyline vs nomifensine

• Antidepressants for people with epilepsy and depression 2021 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Venlafaxine vs no treatment

• Antidepressants for people with epilepsy and depression 2021 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Sertraline vs cognitive behavioural therapy

• Antidepressants for people with epilepsy and depression 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 118 participants
  Low

Intervention not reported

• Antidepressants for people with epilepsy and depression 2021 · Cochrane Headline outcomes only
  no estimate extracted
  88 participants
  Low

Paroxetine vs doxepin

• Antidepressants for people with epilepsy and depression 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 67 participants
  Moderate

Intervention not reported

The review found no eligible studies for this question.

• Government regulation of private health insurance 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

PROM feedback vs usual care

The review found no eligible studies for this question.

• Routine provision of feedback from patient‐reported outcome measurements to healthcare providers and patients in… 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Sharp‐edged intraocular lens (IOL) vs round‐edged IOL

It is very uncertain whether sharp‐edged intraocular lens (IOL) changes adverse effects compared with round‐edged IOL (very low certainty).

• Intraocular lens optic edge design for the prevention of posterior capsule opacification after cataract surgery 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Very low

Intervention not reported

The review found no eligible studies for this question.

• Interventions for reducing sedentary behaviour in community‐dwelling older adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Vitamin C vs placebo

The review found no eligible studies for this question.

• Vitamin C supplementation for prevention and treatment of pneumonia 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Surgery vs no surgery

• Surgery for idiopathic epiretinal membrane 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Low

Summary of Findings Table ‐ The Lidcombe Program vs waiting list control

• Non‐pharmacological interventions for stuttering in children six years and younger 2021 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Intervention not reported

• Non‐pharmacological measures implemented in the setting of long‐term care facilities to prevent SARS‐CoV‐2 infections… 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Very low

Systemic antibiotic prophylaxis (any regimen; topical therapy excluded) administered before and/or after tooth extraction vs placebo

It is very uncertain whether systemic antibiotic prophylaxis (any regimen; topical therapy… changes adverse effects compared with placebo (very low certainty).

• Antibiotics to prevent complications following tooth extractions 2021 · Cochrane All outcomes

  1st to 7th day
  RR 1.46 [0.81, 2.64]
  8 studies · 1277 participants
  Very low

Topical triamcinolone acetonide vs pimecrolimus 1%

Topical triamcinolone acetonide showed no clear difference in adverse effects compared with topical pimecrolimus; GRADE not reported.

• Interventions for treating oral lichen planus: corticosteroid therapies 2020 · Cochrane All outcomes

  end of treatment
  RR 0.21 [0.01, 4.10]
  1 study · 35 participants
  GRADE not reported