Question · asked by 1 review
Chlorhexidine mouthwash vs placebo: Plaque index (PI) / oral hygiene
- Population
- People undergoing orthodontic treatment (any age; 9 to 34 years in included studies)
- Intervention
- Chlorhexidine mouthwash
- Comparison
- placebo
- Outcome
- Plaque index (PI) / oral hygiene
Chlorhexidine mouthwash reduced Plaque Index versus placebo, but certainty is very low.
What each review found
Current versions only| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Chlorhexidine mouthwash vs Placebo Plaque Index · Orthodontic patients · ≤ 3 months Chlorhexidine mouthwash reduced Plaque Index versus placebo, but certainty is very low. The efficacy of mouthwashes on oral microorganisms and gingivitis in patients undergoing orthodontic… (2023) All outcomes | Plaque Index was significantly reduced compared to placebos according to two studies [20; 32]. | 2 studies | Very low |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| The efficacy of mouthwashes on oral microorganisms and gingivitis in patients undergoing orthodontic treatment: a systematic review and… 2023 All outcomes | 16 April 2022 (databases and grey literature searched by 16 April 2022; no publication-year limit) | 47 | Low / Moderate |
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.