Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,752 questions · 6,648 findings · 688 reviews

No studies found 1,125 · 16.9%GRADE not reported 670 · 10.1%Very low 1,796 · 27%Low 1,685 · 25.3%Moderate 1,075 · 16.2%High 297 · 4.5%

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Betamethasone acetate plus phosphate vs betamethasone phosphate – fetal/neonatal outcomes

Any known death after randomisation (fetal, neonatal, child, child as adult) · women at risk of preterm birth

It is very uncertain whether betamethasone acetate plus phosphate changes any known death after randomisation (fetal, neonatal, child, child… compared with betamethasone phosphate – fetal/neonatal outcomes (very low certainty).

1 finding from 1 review

Betamethasone acetate plus phosphate vs betamethasone phosphate – fetal/neonatal outcomes

Respiratory distress syndrome · women at risk of preterm birth

It is very uncertain whether betamethasone acetate plus phosphate changes respiratory distress syndrome compared with betamethasone phosphate – fetal/neonatal outcomes (very low certainty).

1 finding from 1 review

Betamethasone acetate plus phosphate vs betamethasone phosphate – fetal/neonatal outcomes

Intraventricular haemorrhage · women at risk of preterm birth

It is very uncertain whether betamethasone acetate plus phosphate changes intraventricular haemorrhage compared with betamethasone phosphate – fetal/neonatal outcomes (very low certainty).

1 finding from 1 review

Methylphenidate vs placebo or no intervention

ADHD symptoms · Children and adolescents with ADHD

It is very uncertain whether methylphenidate changes ADHD symptoms: all parallel‐group trials and first‐period cross‐over… compared with placebo or no intervention (very low certainty).

1 finding from 1 review

Methylphenidate vs placebo or no intervention

Proportion of participants with one or more serious adverse events · Children and adolescents with ADHD

It is very uncertain whether methylphenidate changes proportion of participants with one or more serious adverse events compared with placebo or no intervention (very low certainty).

1 finding from 1 review

Methylphenidate vs placebo or no intervention

Adverse events considered non‐serious (penicillin versus doxycycline) · Children and adolescents with ADHD

It is very uncertain whether methylphenidate changes proportion of participants with one or more adverse events… compared with placebo or no intervention (very low certainty).

1 finding from 1 review

Methylphenidate vs placebo or no intervention

General behaviour: all parallel‐group trials and first‐period cross‐over trials General behaviour rating scales (Teacher‐rated) · Children and adolescents with ADHD

It is very uncertain whether methylphenidate changes general behaviour: all parallel‐group trials and first‐period… compared with placebo or no intervention (very low certainty).

1 finding from 1 review

Summary of findings table ‐ Methylprednisolone vs dexamethasone

Clinical improvement: discharged alive ‐ not reported · hospitalised and unvaccinated individuals with a confirmed or suspected diagnosis of symptomatic COVID‐19

The review found no eligible studies for this question.

1 finding from 1 review

Summary of findings table ‐ Methylprednisolone vs dexamethasone

Clinical worsening: need for invasive mechanical ventilation, or death at up to day 28 · hospitalised and unvaccinated individuals with a confirmed or suspected diagnosis of symptomatic COVID‐19

The review found no eligible studies for this question.

1 finding from 1 review

Summary of findings table ‐ Methylprednisolone vs dexamethasone

Hospital‐acquired infections ‐ not reported · hospitalised and unvaccinated individuals with a confirmed or suspected diagnosis of symptomatic COVID‐19

The review found no eligible studies for this question.

1 finding from 1 review