Question · asked by 1 review

17% CP gel in tray vs 10% CP gel in tray: Tooth whitening - reported by the patient

Population
Adults (>=18 years) undergoing home-based bleaching (including tetracycline- and smoking-stained teeth, any baseline shade)
Intervention
17% CP gel in tray
Comparison
10% CP gel in tray
Outcome
Tooth whitening - reported by the patient

It is very uncertain whether 17% CP gel in tray changes tooth whitening - reported by the patient compared with 10% CP gel in tray (very low certainty).

What each review found

Include earlier review versions
FindingEffectStudiesGRADE certainty
17% CP gel in tray vs 10% CP gel in tray
Tooth whitening - reported by the patient · Adults (>=18 years) undergoing home-based bleaching (including tetracycline- and smoking-stained teeth, any baseline… · 3 weeks
It is very uncertain whether 17% CP gel in tray changes tooth whitening - reported by the patient compared with 10% CP gel in tray (very low certainty).
Home‐based chemically‐induced whitening (bleaching) of teeth in adults (2018) · Cochrane All outcomes
MD 2.60 [2.57, 2.63]1 study · 20 participantsVery low

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

The reviews

ReviewSearched up toIncluded studiesAMSTAR 2
Home‐based chemically‐induced whitening (bleaching) of teeth in adults
2018 · Cochrane All outcomes
2018-06Not 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.