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Evidence found and GRADE certainty

63 questions · 63 findings · 1 reviews · Headline outcomes only

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No studies found 17 · 27%GRADE not reported 0 · 0%Very low 6 · 9.5%Low 18 · 28.6%Moderate 20 · 31.7%High 2 · 3.2%

Chloral hydrate oral (50 mg/kg) vs melatonin oral

Number of children with clinical adverse events (any) · children undergoing neurodiagnostic procedures

Chloral hydrate oral (50 mg/kg) showed no clear difference in number of children with clinical adverse events (any) compared with melatonin oral (low certainty).

1 finding from 1 review

Chloral hydrate oral (70 mg/kg) vs promethazine

Proportion of children with inadequate level of sedation (Ramsay score below 4) · children undergoing neurodiagnostic procedures

Chloral hydrate oral (70 mg/kg) may leads to lower proportion of children with inadequate level of sedation (Ramsay… compared with promethazine oral (1 mg/kg) (low certainty).

1 finding from 1 review

Chloral hydrate oral (70 mg/kg) vs promethazine

Proportion of children who had sedation failure or inadequate level of sedation · children undergoing neurodiagnostic procedures

Chloral hydrate oral (70 mg/kg) probably leads to lower proportion of children who had sedation failure or inadequate level… compared with promethazine oral (1 mg/kg) (moderate certainty).

1 finding from 1 review

Chloral hydrate oral (70 mg/kg) vs promethazine

Number of children with clinical adverse event: behavioural change · children undergoing neurodiagnostic procedures

Chloral hydrate oral (70 mg/kg) showed no clear difference in number of children with clinical adverse event: behavioural change compared with promethazine oral (1 mg/kg) (moderate certainty).

1 finding from 1 review

Chloral hydrate oral (70 mg/kg) vs promethazine

Number of children with clinical adverse event: nausea or vomiting · children undergoing neurodiagnostic procedures

Chloral hydrate oral (70 mg/kg) showed no clear difference in number of children with clinical adverse event: vomiting or nausea compared with promethazine oral (1 mg/kg) (low certainty).

1 finding from 1 review

Chloral hydrate oral (50 mg/kg) vs clonidine oral (4 μg/kg)

Number of children with clinical adverse event: drowsiness · children undergoing neurodiagnostic procedures

Chloral hydrate oral (50 mg/kg) probably leads to lower number of children with clinical adverse event: drowsiness compared with clonidine oral (4 μg/kg) (moderate certainty).

1 finding from 1 review

Chloral hydrate oral (50 mg/kg) vs clonidine oral (4 μg/kg)

Number of children with clinical adverse event: vertigo · children undergoing neurodiagnostic procedures

Chloral hydrate oral (50 mg/kg) showed no clear difference in number of children with clinical adverse event: vertigo compared with clonidine oral (4 μg/kg) (moderate certainty).

1 finding from 1 review

Chloral hydrate oral (50 mg/kg + 50 mg/kg) vs hydroxyzine hydrochloride oral (1 mg/kg + 1 mg/kg)

Proportion of children who successfully completed neurodiagnostic procedure without interruption by the child awakening · children undergoing neurodiagnostic procedures

The review found no eligible studies for this question.

1 finding from 1 review

Chloral hydrate oral (50 mg/kg + 50 mg/kg) vs hydroxyzine hydrochloride oral (1 mg/kg + 1 mg/kg)

Proportion of children who required a further dose of either the same sedative agent or the addition of a different sedative agent · children undergoing neurodiagnostic procedures

The review found no eligible studies for this question.

1 finding from 1 review