Question · asked by 1 review
Tongue scraper or tongue cleaner (One Drop Only tongue cleaner; Tongue-Putzer scraper; polystyrene scraper) vs Toothbrush (used to clean the tongue): Volatile sulphur compounds (VSC), halimeter
- Population
- Adults (over 18 years) with a clinical or self-assessed diagnosis of halitosis
- Intervention
- Tongue scraper or tongue cleaner (One Drop Only tongue cleaner; Tongue-Putzer scraper; polystyrene scraper)
- Comparison
- Toothbrush (used to clean the tongue)
- Outcome
- Volatile sulphur compounds (VSC), halimeter
What each review found
Current versions only| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Tongue scraper or tongue cleaner (One Drop Only tongue cleaner; Tongue-Putzer scraper; polystyrene scraper) vs Toothbrush (used to clean the tongue) Volatile sulfur compound (VSC) levels measured by portable sulfide monitor · Adults (over 18 years) with a clinical or self-assessed diagnosis of halitosis · Immediately to 35 min post-intervention (Seemann 2001); 1 week (Pedrazzi 2004) Tongue scraping for treating halitosis (2006) · Cochrane All outcomes | No summary of findings table or GRADE assessment (pre-GRADE review); narrative synthesis, data not pooled. Seemann 2001: peak VSC reduction 42% with the tongue cleaner, 40% with the tongue scraper and 33% with the… | 2 studies · 40 participants | GRADE not reported |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Tongue scraping for treating halitosis 2006 · Cochrane All outcomes | 2005-09 | Not listed | Not 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.