What do systematic reviews say?

FAE vs placebo

• Oral fumaric acid esters for psoriasis 2015 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 175 participants
  Low

Fluticasone propionate spray vs Betamethasone sodium phosphate mouthwash

• Interventions for erosive lichen planus affecting mucosal sites 2012 · Cochrane All outcomes
  No statistical testing of the Oral Health Quality of Life index (OHQoL16) was reported in Hegarty 2002 (fluticasone mean score 0.7 versus betamethasone mean score -0.8).
  1 study · 22 participants
  GRADE not reported

Antifungal drugs absorbed from GI tract (fluconazole, ketoconazole, itraconazole) vs placebo or no treatment

The review found no eligible studies for this question.

• Interventions for preventing oral candidiasis for patients with cancer receiving treatment 2007 · Cochrane All outcomes
  No trial reported this planned secondary outcome for any comparison in this review
  Studies not reported
  No studies found

Intravenous iron vs oral iron

The review found no eligible studies for this question.

• Iron therapy for preoperative anaemia 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

• Deep brain and cortical stimulation for epilepsy 2017 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 3 participants
  Very low

Monitoring (any means of observation, supervision, keeping under review, measuring or testing at intervals) vs No monitoring

The review found no eligible studies for this question.

• Oral health education (advice and training) for people with serious mental illness 2016 · Cochrane All outcomes
  No study reported useable data
  0 studies
  No studies found

Vitamin K antagonist (VKA) prophylaxis vs no prophylaxis

The review found no eligible studies for this question.

• Oral anticoagulation in people with cancer who have no therapeutic or prophylactic indication for anticoagulation 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

[Radial] B‐mode ultrasound guidance vs palpation and landmarks

• Ultrasound guidance for arterial (other than femoral) catheterisation in adults 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 72 participants
  Very low

5‐ASA vs placebo

The review found no eligible studies for this question.

• Oral 5‐aminosalicylic acid for maintenance of surgically‐induced remission in Crohn's disease 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

High dose 5‐ASA vs low dose 5‐ASA

The review found no eligible studies for this question.

• Oral 5‐aminosalicylic acid for maintenance of surgically‐induced remission in Crohn's disease 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

5‐ASA vs purine antimetabolites

It is very uncertain whether 5‐ASA changes health related quality of life compared with purine antimetabolites (very low certainty).

• Oral 5‐aminosalicylic acid for maintenance of surgically‐induced remission in Crohn's disease 2019 · Cochrane Headline outcomes only
  RR 1.42 [0.27, 7.46]
  1 study · 35 participants
  Very low

5‐ASA vs anti TNF‐ɑ

It is very uncertain whether 5‐ASAs changes health related quality of life compared with anti TNF‐ɑ (very low certainty).

• Oral 5‐aminosalicylic acid for maintenance of surgically‐induced remission in Crohn's disease 2019 · Cochrane Headline outcomes only
  RR 0.19 [0.07, 0.54]
  1 study · 34 participants
  Very low

5‐ASA vs no treatment

The review found no eligible studies for this question.

• Oral 5‐aminosalicylic acid for maintenance of surgically‐induced remission in Crohn's disease 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• Insulin monotherapy compared with the addition of oral glucose‐lowering agents to insulin for people with type 2… 2016 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• Insulin monotherapy compared with the addition of oral glucose‐lowering agents to insulin for people with type 2… 2016 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• Insulin monotherapy compared with the addition of oral glucose‐lowering agents to insulin for people with type 2… 2016 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• Insulin monotherapy compared with the addition of oral glucose‐lowering agents to insulin for people with type 2… 2016 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

The review found no eligible studies for this question.

• Insulin monotherapy compared with the addition of oral glucose‐lowering agents to insulin for people with type 2… 2016 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intranasal steroid spray vs no treatment

The review found no eligible studies for this question.

• Topical and oral steroids for otitis media with effusion (OME) in children 2023 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

• Haemophilus influenzae oral vaccination for preventing acute exacerbations of chronic bronchitis and chronic… 2017 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  Very low