Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

655 questions · 682 findings · 102 reviews

No studies found 129 · 18.9%GRADE not reported 103 · 15.1%Very low 220 · 32.3%Low 142 · 20.8%Moderate 64 · 9.4%High 24 · 3.5%

Oral care vs No oral care

Outcome not reported · Residents of nursing homes and other long-term care facilities

The review found no eligible studies for this question.

1 finding from 1 review

Professional oral care vs Usual oral care

Incidence of NHAP · Residents of nursing homes and other long-term care facilities
1 finding from 1 review
  • Incidence of NHAP, follow-up 8-30 months, 5018 (5 studies), Low. Not pooled (individual and cluster-randomised designs, varying effect measures and follow-up). Component estimates: Bourigault HR 0.65 (0.29 to 1.46;…
    5 studies · 5018 participants
    Low

Professional oral care vs Usual oral care

Mortality (all‐cause) · Residents of nursing homes and other long-term care facilities
1 finding from 1 review
  • All-cause mortality, follow-up 12-30 months, 3764 (3 studies), Very low. Not pooled. Adachi RR 0.80 (0.40 to 1.58; 88); Juthani-Mehta HR 1.16 (0.88 to 1.53; 834); Zimmerman adjusted IRR 0.83 (0.61 to 1.12; 1606).…
    3 studies · 3764 participants
    Very low

6% HP strip vs 10% CP gel in tray

Tooth whitening - assessed by the dentist · Adults (>=18 years) undergoing home-based bleaching (including tetracycline- and smoking-stained teeth, any baseline shade)

It is very uncertain whether 6% HP strip changes tooth whitening - assessed by the dentist compared with 10% CP gel in tray (very low certainty).

2 findings from 1 review

5.3% HP strip vs 5% HP gel in tray

Patient comfort / acceptability · Adults (>=18 years) undergoing home-based bleaching (including tetracycline- and smoking-stained teeth, any baseline shade)

It is very uncertain whether 5.3% HP strip changes patient comfort / acceptability compared with 5% HP gel in tray (very low certainty).

1 finding from 1 review

10% CP gel in tray vs placebo

Tooth whitening - assessed by the dentist · Adults (>=18 years) undergoing home-based bleaching (including tetracycline- and smoking-stained teeth, any baseline shade)

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

4 findings from 1 review
Show 1 more finding

5.6% SHMP chewing gum vs placebo

Tooth whitening - assessed by the dentist · Adults (>=18 years) undergoing home-based bleaching (including tetracycline- and smoking-stained teeth, any baseline shade)

It is very uncertain whether 5.6% SHMP chewing gum changes tooth whitening - assessed by the dentist compared with placebo (very low certainty).

1 finding from 1 review