Gap finder

Search review questions

Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.

Limit to evidence status or GRADE (optional)

970 questions in 77 reviews · Epilepsy

current versions
No studies 190 · 19.6%Ungraded 42 · 4.3%Very low 135 · 13.9%Low 289 · 29.8%Moderate 242 · 24.9%High 72 · 7.4%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

QuestionEffectEvidenceStatus / GRADE
Continuous phenobarbital vs placebo or no treatment
Recurrent seizure at 24 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.69 [0.53, 0.89]3 studies · 533 participantsModerate
Continuous phenobarbital vs placebo or no treatment
Recurrent seizure at 36 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous phenobarbital vs placebo or no treatment
Recurrent seizure at 48 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous phenobarbital vs placebo or no treatment
Recurrent seizure at 60 months or greater · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 1.5 [0.61, 3.69]1 study · 60 participantsVery low
Intermittent phenobarbital vs placebo or no treatment
Recurrent seizure at 6 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 1.37 [0.67, 2.81]2 studies · 281 participantsVery low
Intermittent phenobarbital vs placebo or no treatment
Recurrent seizure at 12 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 1.01 [0.65, 1.59]2 studies · 281 participantsModerate
Intermittent phenobarbital vs placebo or no treatment
Recurrent seizure at 18 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent phenobarbital vs placebo or no treatment
Recurrent seizure at 24 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.85 [0.57, 1.28]1 study · 249 participantsLow
Intermittent phenobarbital vs placebo or no treatment
Recurrent seizure at 36 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent oral or rectal diazepam vs placebo or no treatment
Recurrent seizure at 12 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.69 [0.56, 0.84]8 studies · 1416 participantsModerate
Intermittent phenobarbital vs placebo or no treatment
Recurrent seizure at 48 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent phenobarbital vs placebo or no treatment
Recurrent seizure at 60 months or greater · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.83 [0.28, 2.44]1 study · 60 participantsVery low
Continuous oral phenytoin vs placebo
Recurrent seizure at 6 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous oral phenytoin vs placebo
Recurrent seizure at 12 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.98 [0.55, 1.73]1 study · 90 participantsLow
Continuous oral phenytoin vs placebo
Recurrent seizure at 18 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous oral phenytoin vs placebo
Recurrent seizure at 24 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous oral phenytoin vs placebo
Recurrent seizure at 36 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous oral phenytoin vs placebo
Recurrent seizure at 48 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous oral phenytoin vs placebo
Recurrent seizure at 60 months or greater · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous oral valproate vs placebo or no treatment
Recurrent seizure at 6 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 1.2 [0.55, 2.62]2 studies · 156 participantsLow
Intermittent oral or rectal diazepam vs placebo or no treatment
Recurrent seizure at 18 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.37 [0.23, 0.6]1 study · 289 participantsLow
Continuous oral valproate vs placebo or no treatment
Recurrent seizure at 12 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.82 [0.52, 1.29]4 studies · 255 participantsLow
Continuous oral valproate vs placebo or no treatment
Recurrent seizure at 18 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.13 [0.02, 0.96]1 study · 48 participantsVery low
Continuous oral valproate vs placebo or no treatment
Recurrent seizure at 24 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 1.26 [0.73, 2.18]2 studies · 156 participantsLow
Continuous oral valproate vs placebo or no treatment
Recurrent seizure at 36 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous oral valproate vs placebo or no treatment
Recurrent seizure at 48 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous oral valproate vs placebo or no treatment
Recurrent seizure at 60 months or greater · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous oral pyridoxine vs placebo
Recurrent seizure at 6 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.47 [0.15, 1.48]1 study · 107 participantsLow
Continuous oral pyridoxine vs placebo
Recurrent seizure at 12 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.66 [0.27, 1.61]1 study · 107 participantsLow
Continuous oral pyridoxine vs placebo
Recurrent seizure at 18 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous oral pyridoxine vs placebo
Recurrent seizure at 24 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent oral or rectal diazepam vs placebo or no treatment
Recurrent seizure at 24 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.73 [0.56, 0.95]4 studies · 739 participantsHigh
Continuous oral pyridoxine vs placebo
Recurrent seizure at 36 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous oral pyridoxine vs placebo
Recurrent seizure at 48 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Continuous oral pyridoxine vs placebo
Recurrent seizure at 60 months or greater · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent oral ibuprofen vs placebo
Recurrent seizure at 6 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 1.11 [0.69, 1.81]1 study · 230 participantsHigh
Intermittent oral ibuprofen vs placebo
Recurrent seizure at 12 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.95 [0.63, 1.43]1 study · 230 participantsHigh
Intermittent oral ibuprofen vs placebo
Recurrent seizure at 18 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent oral ibuprofen vs placebo
Recurrent seizure at 24 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.84 [0.59, 1.19]1 study · 230 participantsHigh
Intermittent oral ibuprofen vs placebo
Recurrent seizure at 36 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent oral ibuprofen vs placebo
Recurrent seizure at 48 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent oral ibuprofen vs placebo
Recurrent seizure at 60 months or greater · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent oral or rectal diazepam vs placebo or no treatment
Recurrent seizure at 36 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.58 [0.4, 0.85]1 study · 139 participantsLow
Intermittent oral clobazam vs placebo
Recurrent seizure at 6 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
RR 0.36 [0.2, 0.64]1 study · 60 participantsLow
Intermittent oral clobazam vs placebo
Recurrent seizure at 12 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent oral clobazam vs placebo
Recurrent seizure at 18 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent oral clobazam vs placebo
Recurrent seizure at 24 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent oral clobazam vs placebo
Recurrent seizure at 36 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent oral clobazam vs placebo
Recurrent seizure at 48 months · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies
Intermittent oral clobazam vs placebo
Recurrent seizure at 60 months or greater · children with febrile seizures
Prophylactic drug management for febrile seizures in children (2021) · Cochrane
no estimate extractedNRNo studies