Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,032 questions · 3,358 findings · 190 reviews · related questions CL0289

No studies found 599 · 17.8%GRADE not reported 1,759 · 52.4%Very low 612 · 18.2%Low 269 · 8%Moderate 107 · 3.2%High 12 · 0.4%

Amifostine (intravenous) vs Amifostine (subcutaneous)

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

Amifostine (intravenous) showed no clear difference in overall survival compared with amifostine (subcutaneous); GRADE not reported.

1 finding from 1 review

Metal-free implant abutments (zirconia) vs Metal implant abutments (titanium)

Implant probing pocket depth (PPD) · Adults (18 years or older) with one missing tooth in the aesthetic zone needing an implant-supported single crown

Metal-free implant abutments (zirconia) showed no clear difference in implant probing pocket depth (PPD) compared with metal implant abutments (titanium); 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

Low birth weight < 1500 g · 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 low birth weight < 1500 g compared with alternative (less intensive) periodontal treatment, alone or with… (very low certainty).

1 finding from 1 review

GM-CSF vs placebo or no treatment

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

It is very uncertain whether granulocyte-macrophage colony-stimulating factor (GM-CSF) changes oral mucositis (moderate to severe) compared with placebo or no treatment (very low certainty).

2 findings from 1 review

GM-CSF vs placebo or no treatment

Oral pain · Adults with cancer receiving treatment

Granulocyte-macrophage colony-stimulating factor (GM-CSF) showed no clear difference in oral pain (mean pain score, 0 to 10 scale) compared with placebo or no treatment; GRADE not reported.

1 finding from 1 review

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

Interruptions to cancer treatment (chemotherapy delays/discontinuations) · Adults with cancer receiving treatment

Keratinocyte growth factor (KGF; palifermin or repifermin),… showed no clear difference in interruptions to cancer treatment (chemotherapy… compared with placebo; GRADE not reported.

1 finding from 1 review

Intestinal trefoil factor (ITF), oral spray vs placebo

Oral mucositis (any severity) · Adults receiving chemotherapy alone for colorectal cancer

Intestinal trefoil factor (ITF), oral spray led to lower oral mucositis (any severity) compared with placebo; GRADE not reported.

1 finding from 1 review

Chinese medicine vs no treatment/placebo

Xerostomia (other Chinese medicines) · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region
1 finding from 1 review

Metal-free implant-supported FDPs (zirconia-toughened alumina; In-Ceram Zirconia) vs Metal-free implant-supported FDPs (yttria-stabilized tetragonal zirconia; Denzir)

Bridge failure · Adults (18 years or older) needing an implant-supported fixed dental prosthesis in the posterior region
1 finding from 1 review

Pilocarpine vs no treatment/placebo

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

It is very uncertain whether pilocarpine changes overall survival compared with no treatment/placebo (very low certainty).

1 finding from 1 review

Resorbable (bioresorbable) plates or screws for fixation vs Titanium plates or screws for fixation

Complications: chronic wound pain · Adults (>16 years old) undergoing orthognathic surgery

It is very uncertain whether resorbable (bioresorbable) plates or screws for fixation changes postoperative chronic or lasting pain (wound discomfort) at 4 to 6… compared with titanium plates or screws for fixation (very low certainty).

1 finding from 1 review

Polaprezinc vs Azulene oral rinse

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

Polaprezinc led to lower oral pain (severe, > 2 on 0-3 scale) compared with azulene oral rinse; GRADE not reported.

1 finding from 1 review

Metal-free implant-supported FDPs (zirconia-toughened alumina; In-Ceram Zirconia) vs Metal-free implant-supported FDPs (yttria-stabilized tetragonal zirconia; Denzir)

Aesthetics · Adults (18 years or older) needing an implant-supported fixed dental prosthesis in the posterior region

The review found no eligible studies for this question.

1 finding from 1 review

Open surgical exposure vs Closed surgical exposure

Patient response: satisfaction with treatment (satisfactory vs unsatisfactory) · People with maxillary palatally displaced (impacted) canines, unilateral or bilateral (children/adolescents; mean ages 14.2 to 17.5 years)

Open surgical exposure showed no clear difference in patient response: satisfaction with treatment (satisfactory vs… compared with closed surgical exposure; GRADE not reported.

1 finding from 1 review

Pilocarpine vs no treatment/placebo

Other oral related symptoms (oral discomfort, eating difficulty, mucosal pain, oral complications) · Patients receiving radiotherapy on its own or in addition to chemotherapy to the head and neck region
1 finding from 1 review

Amifostine (intravenous) vs Amifostine (subcutaneous)

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

Amifostine (intravenous) led to lower xerostomia (grade >= 2, 0-4 scale) compared with amifostine (subcutaneous); GRADE not reported.

2 findings from 1 review

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

Interruptions to cancer treatment (unscheduled radiotherapy breaks of 5 or more days) · Adults with cancer receiving treatment

Keratinocyte growth factor (KGF; palifermin or repifermin),… showed no clear difference in interruptions to cancer treatment (unscheduled radiotherapy breaks… compared with placebo; GRADE not reported.

1 finding from 1 review