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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.
15,213 questions in 2,394 reviews
current versionsNo studies 15,213 · 100%Ungraded 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 0 · 0%High 0 · 0%
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.
| Question | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Direct resin composite veneer vs Indirect resin composite veneer Colour match (aesthetic achievement) · Patients with permanent anterior teeth with intrinsic staining suitable for laminate veneer restorations Direct versus indirect veneer restorations for intrinsic dental stains (2004) · Cochrane | Planned outcome; colour match was not reported by the single included trial (Meijering 1998). | 0 studies | No studies |
Ceramic inlays (all types) vs Composite resin inlay Outcome NR · Adults who require restorative treatment in posterior teeth Ceramic inlays for restoring posterior teeth (2003) · Cochrane | One randomised controlled trial (Gladys 1995) compared ceramic and resin composite inlays over 3 years, but it was excluded because the study design (parallel-group or split-mouth) was not clearly described; no… | 0 studies | No studies |
Ceramic inlays (all types) vs Amalgam Outcome NR · Adults who require restorative treatment in posterior teeth Ceramic inlays for restoring posterior teeth (2003) · Cochrane | No eligible randomised controlled trial comparing ceramic inlays with amalgam restorations was identified; this planned comparison could not be evaluated. | 0 studies | No studies |
Occlusal adjustment (OA) vs Placebo Psychosocial outcomes · Adults (aged 18 years or older) with clinically diagnosed temporomandibular disorders (TMD) Occlusal adjustment for treating and preventing temporomandibular joint disorders (2003) · Cochrane | There were no data on psychosocial outcomes, costs or quality of life in any of the trials. | 0 studies | No studies |
Fluoride toothpaste vs Placebo (non-fluoride) toothpaste Enamel fluorosis (adverse effect) · Children and adolescents aged 16 years or less · At least 1 year Fluoride toothpastes for preventing dental caries in children and adolescents (2003) · Cochrane | Fluorosis data have not been reported in any of the trials. | 0 studies | No studies |
Ceramic inlays (all types) vs Gold inlay Aesthetic satisfaction (colour match) · Adults who require restorative treatment in posterior teeth Ceramic inlays for restoring posterior teeth (2003) · Cochrane | Information on aesthetic satisfaction could not be obtained from this study as it did not use the tooth-coloured restorations as the control group. | 0 studies | No studies |
Occlusal adjustment (OA) vs Placebo Quality of life · Adults (aged 18 years or older) with clinically diagnosed temporomandibular disorders (TMD) Occlusal adjustment for treating and preventing temporomandibular joint disorders (2003) · Cochrane | There were no data on psychosocial outcomes, costs or quality of life in any of the trials. | 0 studies | No studies |
Topical fluoride therapy (toothpaste, mouthrinse, gel or varnish; any fluoride agent/concentration; frequency at least once a year) vs Placebo or no treatment Dental fluorosis · Children and adolescents aged 16 years or younger Topical fluoride (toothpastes, mouthrinses, gels or varnishes) for preventing dental caries in children and… (2003) · Cochrane | Fluorosis data have not been reported in any of the trials. | 0 studies | No studies |
Occlusal adjustment (OA) vs Placebo Adverse events · Adults (aged 18 years or older) with clinically diagnosed temporomandibular disorders (TMD) Occlusal adjustment for treating and preventing temporomandibular joint disorders (2003) · Cochrane | There were no reports of adverse reactions. | 0 studies | No studies |
Occlusal adjustment (OA) vs Placebo Cost · Adults (aged 18 years or older) with clinically diagnosed temporomandibular disorders (TMD) Occlusal adjustment for treating and preventing temporomandibular joint disorders (2003) · Cochrane | There were no data on psychosocial outcomes, costs or quality of life in any of the trials. | 0 studies | No studies |
Ceramic inlays (all types) vs Composite resin (direct restoration) Outcome NR · Adults who require restorative treatment in posterior teeth Ceramic inlays for restoring posterior teeth (2003) · Cochrane | No eligible randomised controlled trial comparing ceramic inlays with composite resin (direct) restorations was identified; this planned comparison could not be evaluated. | 0 studies | No studies |
Summary of findings: leflunomide vs placebo, 6 months For outcome · adult patients with rheumatoid arthritis Leflunomide for the treatment of rheumatoid arthritis (2002) · Cochrane | no estimate extracted | NR | No studies |
Summary of findings: leflunomide + methotrexate vs methotrexate, 6 months For outcome · adult patients with rheumatoid arthritis Leflunomide for the treatment of rheumatoid arthritis (2002) · Cochrane | no estimate extracted | NR | No studies |