Question · asked by 1 review

Preoperative paracetamol (acetaminophen) vs placebo: Postoperative pain (dichotomous measure: parent report of presence of pain-related behaviours)

Population
Children and adolescents having dental treatment under local anaesthetic (restorative and extraction treatments)
Intervention
Preoperative paracetamol (acetaminophen)
Comparison
placebo
Outcome
Postoperative pain (dichotomous measure: parent report of presence of pain-related behaviours)

Preoperative paracetamol (acetaminophen) showed no clear difference in postoperative pain (dichotomous measure: parent report of presence… compared with placebo (low certainty).

What each review found

Current versions only
No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 1 · 50%Moderate 1 · 50%High 0 · 0%
FindingEffectStudiesGRADE certainty
Preoperative paracetamol (acetaminophen) vs Placebo
Postoperative pain (dichotomous measure: parent report of presence of pain-related behaviours) · Children and adolescents having dental treatment under local anaesthetic (restorative and extraction treatments) · Mean 6.5 hours
Preoperative paracetamol (acetaminophen) showed no clear difference in postoperative pain (dichotomous measure: parent report of presence… compared with placebo (low certainty).
Preoperative analgesics for additional pain relief in children and adolescents having dental treatment (2016) · Cochrane All outcomes
RR 0.81 [0.53, 1.22]2 studies · 100 participantsLow
Preoperative paracetamol (acetaminophen) vs Placebo
Postoperative pain (presence of postoperative pain-related behaviour, parent-reported) · Children and adolescents having dental treatment under local anaesthetic (restorative and extraction treatments) · Mean 6.5 hours
Preoperative paracetamol (acetaminophen) showed no clear difference in postoperative pain (presence of postoperative pain-related… compared with placebo (moderate certainty).
Preoperative analgesics for additional pain relief in children and adolescents having dental treatment (2012) · Cochrane All outcomesearlier version CD008392.PUB2, superseded
RR 0.81 [0.53, 1.22]2 studies · 100 participantsModerate

Findings are shown side by side, never pooled across reviews.

The reviews

ReviewSearched up toIncluded studiesAMSTAR 2
Preoperative analgesics for additional pain relief in children and adolescents having dental treatment
2016 · Cochrane All outcomes
2016-01Not listedNot assessed
How reviews are matched to this question

Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.