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%

6% HP strip 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 6% HP strip changes tooth whitening - assessed by the dentist compared with placebo (very low certainty).

1 finding from 1 review

10% CP gel in tray vs 16% 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 10% CP gel in tray changes tooth whitening - assessed by the dentist compared with 16% CP gel in tray (very low certainty).

1 finding from 1 review

10% HP strip 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% HP strip changes tooth whitening - assessed by the dentist compared with placebo (very low certainty).

2 findings from 1 review

6% HP paint-on gel 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 6% HP paint-on gel changes tooth whitening - assessed by the dentist compared with placebo (very low certainty).

1 finding from 1 review

10% CP gel in tray + KN + NaF 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 10% CP gel in tray + KN + NaF changes tooth whitening - assessed by the dentist compared with 10% CP gel in tray (very low certainty).

1 finding from 1 review

SPC paint-on gel vs 18% CP paint-on gel

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 19% SPC paint-on gel changes tooth whitening - assessed by the dentist compared with 18% CP paint-on gel (very low certainty).

1 finding from 1 review

Intervention not reported

Perinatal mortality · women undergoing home monitoring for preventing preterm birth versus women receiving standard care

The intervention showed no clear difference in perinatal mortality (low certainty).

1 finding from 1 review

Intervention not reported

Preterm birth less than 34 weeks' gestation · women undergoing home monitoring for preventing preterm birth versus women receiving standard care

The intervention leads to lower preterm birth less than 34 weeks' gestation (high certainty).

1 finding from 1 review

Intervention not reported

Antenatal hospital admissions · women undergoing home monitoring for preventing preterm birth versus women receiving standard care

The intervention showed no clear difference in antenatal hospital admissions (low certainty).

1 finding from 1 review

Intervention not reported

Preterm birth less than 37 weeks' gestation · women undergoing home monitoring for preventing preterm birth versus women receiving standard care

It is very uncertain whether the intervention changes preterm birth less than 37 weeks' gestation (very low certainty).

1 finding from 1 review

Intervention not reported

Admission to NICU · women undergoing home monitoring for preventing preterm birth versus women receiving standard care

The intervention probably leads to lower admission to NICU (moderate certainty).

1 finding from 1 review

Intervention not reported

Number of unscheduled antenatal visits · women undergoing home monitoring for preventing preterm birth versus women receiving standard care
1 finding from 1 review

Intervention not reported

Use of tocolysis · women undergoing home monitoring for preventing preterm birth versus women receiving standard care

The intervention may leads to higher use of tocolysis (low certainty).

1 finding from 1 review

Educational intervention with information and practical components (theoretical oral health education plus practical skills training) for nursing staff and/or residents vs (Optimised) usual care

Denture plaque · Nursing home residents (mean age 78.3 to 86.0 years; more than 66% women; 62.1% to 87.3% with dental prostheses)

Educational intervention with information and practical components… showed no clear difference in denture plaque compared with (Optimised) usual care (low certainty).

1 finding from 1 review

Educational intervention with information and practical components (theoretical oral health education plus practical skills training) for nursing staff and/or residents vs (Optimised) usual care

Caries/root caries · Nursing home residents (mean age 78.3 to 86.0 years; more than 66% women; 62.1% to 87.3% with dental prostheses)
1 finding from 1 review

Educational intervention with information and practical components (theoretical oral health education plus practical skills training) for nursing staff and/or residents vs (Optimised) usual care

Nutritional status · Nursing home residents (mean age 78.3 to 86.0 years; more than 66% women; 62.1% to 87.3% with dental prostheses)

Educational intervention with information and practical components… showed no clear difference in nutritional status compared with (Optimised) usual care; GRADE not reported.

1 finding from 1 review

Educational intervention with information and practical components (theoretical oral health education plus practical skills training) for nursing staff and/or residents vs (Optimised) usual care

Oral health-related attitude of nursing staff · Nursing home nursing staff (approximately 95% female in the two contributing studies)

Educational intervention with information and practical components… showed no clear difference in oral health-related attitude of nursing staff compared with (Optimised) usual care; GRADE not reported.

1 finding from 1 review