Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,747 questions · 3,943 findings · 594 reviews

No studies found 784 · 19.9%GRADE not reported 530 · 13.4%Very low 1,040 · 26.4%Low 981 · 24.9%Moderate 444 · 11.3%High 164 · 4.2%

Intravenous midazolam vs diazepam

Anxiety · adults and children requiring sedation before gastrointestinal endoscopy and bronchoscopy

Intravenous midazolam showed no clear difference in numeric rating of anxiety or rated as anxious compared with diazepam (low certainty).

1 finding from 1 review

Oral midazolam vs placebo

Anxiety · children requiring sedation before micturating cystourethrograms and Kirschner wire removal and adults undergoing flexible sigmoidoscopy
1 finding from 1 review

Intervention not reported

Zurich Claudication Questionnaire ‐ 6 weeks · lumbar spinal stenosis

The intervention showed no clear difference in zurich Claudication Questionnaire ‐ 6 weeks (low certainty).

1 finding from 1 review

Amnioinfusion vs no amnioinfusion

Perinatal death or severe morbidity · pregnant women with confirmed or suspected chorioamnionitis

The review found no eligible studies for this question.

1 finding from 1 review

CHLORPROMAZINE vs RESERPINE

Mental state: Not improved (paranoid distortion) Multidimentional Scale for Rating Psychiatric Patients (short term) · patients with schizophrenia

It is very uncertain whether CHLORPROMAZINE changes mental state: Not improved (paranoid distortion) Multidimentional… compared with RESERPINE (very low certainty).

1 finding from 1 review

Benzodiazepines (topical clonazepam) vs placebo

Adverse effects: euphoric behaviour · People with primary burning mouth syndrome (BMS), that is, oral mucosal pain with no dental or medical cause for such symptoms

It is very uncertain whether benzodiazepines (topical clonazepam) changes adverse effects: euphoric behaviour compared with placebo (very low certainty).

1 finding from 1 review

Oral appliance or functional orthopaedic appliance vs placebo or no treatment

Improvement on sagittal relationship between the maxilla and mandible (cephalometric data) · Children with obstructive sleep apnoea (aged 15 years or younger)

The review found no eligible studies for this question.

1 finding from 1 review

Rescue high‐frequency jet ventilation vs conventional ventilation

Severe intraventricular haemorrhage · preterm infants with severe pulmonary dysfunction

Rescue high‐frequency jet ventilation showed no clear difference in severe intraventricular haemorrhage (grades 3 and 4) compared with conventional ventilation (low certainty).

1 finding from 1 review