Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,348 questions · 1,514 findings · 111 reviews · All outcomes

No studies found 287 · 19%GRADE not reported 823 · 54.4%Very low 243 · 16.1%Low 104 · 6.9%Moderate 49 · 3.2%High 8 · 0.5%

Keratinocyte growth factor (KGF; palifermin or repifermin), intravenous vs placebo

Adverse events · Adults with cancer receiving treatment
1 finding from 1 review

Keratinocyte growth factor (KGF; palifermin or repifermin), intravenous vs placebo

Salivary flow rate · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

The review found no eligible studies for this question.

1 finding from 1 review

Fluoride supplementation (tablets, drops, lozenges or chewing gum) vs placebo or no treatment

Caries presence in primary teeth · Pregnant women (for preventing dental caries in the primary teeth of their children)

It is very uncertain whether fluoride supplementation (tablets, drops, lozenges or chewing gum) changes children with caries in the primary teeth at 3 years compared with placebo or no treatment (very low certainty).

2 findings from 1 review

Chlorhexidine mouthrinse (any concentration; 0.05% to 0.2%) used in conjunction with mechanical oral hygiene procedures vs Placebo/control mouthrinse, or no mouthrinse (mechanical oral hygiene alone); controls pooled (protocol's separate comparisons versus mechanical oral hygiene alone and versus placebo/control merged)

Supragingival calculus formation (various calculus indices) · Children or adults with gingivitis or periodontitis capable of performing normal mechanical oral hygiene procedures (some with medical…

Chlorhexidine mouthrinse (any concentration; 0.05% to 0.2%) used in… showed no clear difference in supragingival calculus formation (various calculus indices) compared with placebo/control mouthrinse, or no mouthrinse (mechanical oral…; GRADE not reported.

3 findings from 1 review

Epidermal growth factor (EGF), oral spray vs placebo

Oral mucositis (moderate to severe) · Adults with cancer receiving treatment

Epidermal growth factor (EGF), oral spray showed no clear difference in oral mucositis (moderate to severe) compared with placebo; GRADE not reported.

2 findings from 1 review

Fluoride supplementation (tablets, drops, lozenges or chewing gum) vs placebo or no treatment

Fluorosis (maxillary teeth) at 5 years · Pregnant women (for preventing dental caries in the primary teeth of their children)

It is very uncertain whether fluoride supplementation (tablets, drops, lozenges or chewing gum) changes fluorosis (maxillary teeth) at 5 years compared with placebo or no treatment (very low certainty).

1 finding from 1 review

Amifostine vs no treatment/placebo

Dysgeusia (grade >= 2, 0-4 scale) · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

Amifostine led to lower dysgeusia (grade >= 2, 0-4 scale) compared with no treatment/placebo; GRADE not reported.

1 finding from 1 review

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

Mean birth weight · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination
1 finding from 1 review

Chlorhexidine mouthrinse (any concentration; 0.05% to 0.2%) used in conjunction with mechanical oral hygiene procedures vs Placebo/control mouthrinse, or no mouthrinse (mechanical oral hygiene alone); controls pooled (protocol's separate comparisons versus mechanical oral hygiene alone and versus placebo/control merged)

Gingivitis · Children or adults with gingivitis or periodontitis capable of performing normal mechanical oral hygiene procedures (some with medical…

Chlorhexidine mouthrinse (any concentration; 0.05% to 0.2%) used in… leads to lower gingivitis (gingival inflammation) measured by Gingival Index of Loe… compared with placebo/control mouthrinse, or no mouthrinse (mechanical oral… (high certainty).

2 findings from 1 review

Fluoride supplementation (tablets, drops, lozenges or chewing gum) vs placebo or no treatment

Caries in primary teeth: dmft (3 years) · Pregnant women (for preventing dental caries in the primary teeth of their children)

The review found no eligible studies for this question.

1 finding from 1 review

Keratinocyte growth factor (KGF; palifermin or repifermin), intravenous vs placebo

Overall survival · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

Palifermin showed no clear difference in overall survival compared with placebo (moderate certainty).

1 finding from 1 review

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

Gestational age (preterm birth < 37 weeks) · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination

It is very uncertain whether periodontal treatment (scaling and root planing, alone or with… changes gestational age (preterm birth < 37 weeks) compared with alternative (less intensive) periodontal treatment, alone or with… (very low certainty).

3 findings from 1 review

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

Pre‐eclampsia · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination

The review found no eligible studies for this question.

1 finding from 1 review

Erythropoietin mouthwash vs placebo

Oral mucositis (moderate to severe) · Adults receiving bone marrow/stem cell transplantation after conditioning therapy for haematological cancers

Erythropoietin mouthwash led to lower oral mucositis (moderate to severe) compared with placebo; GRADE not reported.

1 finding from 1 review

Pilocarpine vs no treatment/placebo

Salivary flow rate (unstimulated) · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region

It is very uncertain whether pilocarpine changes salivary flow rate (unstimulated) compared with no treatment/placebo (very low certainty).

1 finding from 1 review